diff --git a/Dockerfiles/work/Dockerfile-5.4 b/Dockerfiles/work/Dockerfile-5.4
index d3d1623..8f4778c 100644
--- a/Dockerfiles/work/Dockerfile-5.4
+++ b/Dockerfiles/work/Dockerfile-5.4
@@ -37,6 +37,8 @@ RUN set -x \
 	&& echo "deb http://deb.nodesource.com/node_8.x jessie main" > /etc/apt/sources.list.d/node.list \
 	&& curl -q https://www.postgresql.org/media/keys/ACCC4CF8.asc 2>/dev/null | apt-key add - \
 	&& echo "deb http://apt.postgresql.org/pub/repos/apt/ jessie-pgdg main" > /etc/apt/sources.list.d/pgsql.list \
+	&& curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | apt-key add - \
+	&& echo "deb http://dl.yarnpkg.com/debian/ stable main" > /etc/apt/sources.list.d/yarn.list \
 	&& apt-get update \
 	&& apt-get install --no-install-recommends --no-install-suggests -y \
 		ack-grep \
@@ -52,6 +54,7 @@ RUN set -x \
 		file \
 		gcc \
 		git \
+		git-flow \
 		git-svn \
 		hostname \
 		htop \
@@ -82,6 +85,7 @@ RUN set -x \
 		wget \
 		whois \
 		xz-utils \
+		yarn \
 	&& apt-get purge -y --auto-remove -o APT::AutoRemove::RecommendsImportant=false $fetchDeps \
 	&& rm -rf /var/lib/apt/lists/*
 
@@ -120,6 +124,12 @@ RUN set -x \
 && rm -rf /usr/local/src/drush/misc \
 && rm -rf /usr/local/src/drush/tests \
  \
+# gitflow
+	&& git clone git://github.com/petervanderdoes/gitflow.git /tmp/gitflow \
+&& cd /tmp/gitflow \
+&& make install \
+&& cd / && rm -rf /tmp/gitflow \
+ \
 # grunt
 	&& npm install -g grunt grunt-cli \
 # laravel
@@ -248,6 +258,7 @@ RUN set -x \
 && gulp --version | grep -E '[.0-9]+' \
  \
 	&& drush --version | grep -E '[.0-9]+' \
+	&& git-flow version | grep -E '[.0-9]+' \
 	&& grunt --version | grep -E '[.0-9]+' \
 	&& laravel --version | grep -E '(Installer|version)\s*[.0-9]+' \
 	&& su - ${MY_USER} -c '/usr/local/src/linuxbrew/bin/brew --version' | grep -E 'Homebrew\s*[.0-9]+' \
diff --git a/Dockerfiles/work/Dockerfile-5.5 b/Dockerfiles/work/Dockerfile-5.5
index 802b790..5d16270 100644
--- a/Dockerfiles/work/Dockerfile-5.5
+++ b/Dockerfiles/work/Dockerfile-5.5
@@ -37,6 +37,8 @@ RUN set -x \
 	&& echo "deb http://deb.nodesource.com/node_8.x jessie main" > /etc/apt/sources.list.d/node.list \
 	&& curl -q https://www.postgresql.org/media/keys/ACCC4CF8.asc 2>/dev/null | apt-key add - \
 	&& echo "deb http://apt.postgresql.org/pub/repos/apt/ jessie-pgdg main" > /etc/apt/sources.list.d/pgsql.list \
+	&& curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | apt-key add - \
+	&& echo "deb http://dl.yarnpkg.com/debian/ stable main" > /etc/apt/sources.list.d/yarn.list \
 	&& apt-get update \
 	&& apt-get install --no-install-recommends --no-install-suggests -y \
 		ack-grep \
@@ -52,6 +54,7 @@ RUN set -x \
 		file \
 		gcc \
 		git \
+		git-flow \
 		git-svn \
 		hostname \
 		htop \
@@ -82,6 +85,7 @@ RUN set -x \
 		wget \
 		whois \
 		xz-utils \
+		yarn \
 	&& apt-get purge -y --auto-remove -o APT::AutoRemove::RecommendsImportant=false $fetchDeps \
 	&& rm -rf /var/lib/apt/lists/*
 
@@ -123,6 +127,12 @@ RUN set -x \
 # drupalconsole
 	&& curl https://drupalconsole.com/installer -L -o /usr/local/bin/drupal \
 	&& chmod +x /usr/local/bin/drupal \
+# gitflow
+	&& git clone git://github.com/petervanderdoes/gitflow.git /tmp/gitflow \
+&& cd /tmp/gitflow \
+&& make install \
+&& cd / && rm -rf /tmp/gitflow \
+ \
 # grunt
 	&& npm install -g grunt grunt-cli \
 # laravel
@@ -252,6 +262,7 @@ RUN set -x \
  \
 	&& drush --version | grep -E '[.0-9]+' \
 	&& drupal --version | grep -E 'Drupal Console Launcher\s*[.0-9]' \
+	&& git-flow version | grep -E '[.0-9]+' \
 	&& grunt --version | grep -E '[.0-9]+' \
 	&& laravel --version | grep -E '(Installer|version)\s*[.0-9]+' \
 	&& su - ${MY_USER} -c '/usr/local/src/linuxbrew/bin/brew --version' | grep -E 'Homebrew\s*[.0-9]+' \
diff --git a/Dockerfiles/work/Dockerfile-5.6 b/Dockerfiles/work/Dockerfile-5.6
index b7fedf9..6e3b420 100644
--- a/Dockerfiles/work/Dockerfile-5.6
+++ b/Dockerfiles/work/Dockerfile-5.6
@@ -37,6 +37,8 @@ RUN set -x \
 	&& echo "deb http://deb.nodesource.com/node_8.x jessie main" > /etc/apt/sources.list.d/node.list \
 	&& curl -q https://www.postgresql.org/media/keys/ACCC4CF8.asc 2>/dev/null | apt-key add - \
 	&& echo "deb http://apt.postgresql.org/pub/repos/apt/ jessie-pgdg main" > /etc/apt/sources.list.d/pgsql.list \
+	&& curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | apt-key add - \
+	&& echo "deb http://dl.yarnpkg.com/debian/ stable main" > /etc/apt/sources.list.d/yarn.list \
 	&& apt-get update \
 	&& apt-get install --no-install-recommends --no-install-suggests -y \
 		ack-grep \
@@ -52,6 +54,7 @@ RUN set -x \
 		file \
 		gcc \
 		git \
+		git-flow \
 		git-svn \
 		hostname \
 		htop \
@@ -82,6 +85,7 @@ RUN set -x \
 		wget \
 		whois \
 		xz-utils \
+		yarn \
 	&& apt-get purge -y --auto-remove -o APT::AutoRemove::RecommendsImportant=false $fetchDeps \
 	&& rm -rf /var/lib/apt/lists/*
 
@@ -123,6 +127,12 @@ RUN set -x \
 # drupalconsole
 	&& curl https://drupalconsole.com/installer -L -o /usr/local/bin/drupal \
 	&& chmod +x /usr/local/bin/drupal \
+# gitflow
+	&& git clone git://github.com/petervanderdoes/gitflow.git /tmp/gitflow \
+&& cd /tmp/gitflow \
+&& make install \
+&& cd / && rm -rf /tmp/gitflow \
+ \
 # grunt
 	&& npm install -g grunt grunt-cli \
 # laravel
@@ -252,6 +262,7 @@ RUN set -x \
  \
 	&& drush --version | grep -E '[.0-9]+' \
 	&& drupal --version | grep -E 'Drupal Console Launcher\s*[.0-9]' \
+	&& git-flow version | grep -E '[.0-9]+' \
 	&& grunt --version | grep -E '[.0-9]+' \
 	&& laravel --version | grep -E '(Installer|version)\s*[.0-9]+' \
 	&& su - ${MY_USER} -c '/usr/local/src/linuxbrew/bin/brew --version' | grep -E 'Homebrew\s*[.0-9]+' \
diff --git a/Dockerfiles/work/Dockerfile-7.0 b/Dockerfiles/work/Dockerfile-7.0
index 6876ea7..f23dc6b 100644
--- a/Dockerfiles/work/Dockerfile-7.0
+++ b/Dockerfiles/work/Dockerfile-7.0
@@ -37,6 +37,8 @@ RUN set -x \
 	&& echo "deb http://deb.nodesource.com/node_8.x jessie main" > /etc/apt/sources.list.d/node.list \
 	&& curl -q https://www.postgresql.org/media/keys/ACCC4CF8.asc 2>/dev/null | apt-key add - \
 	&& echo "deb http://apt.postgresql.org/pub/repos/apt/ jessie-pgdg main" > /etc/apt/sources.list.d/pgsql.list \
+	&& curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | apt-key add - \
+	&& echo "deb http://dl.yarnpkg.com/debian/ stable main" > /etc/apt/sources.list.d/yarn.list \
 	&& apt-get update \
 	&& apt-get install --no-install-recommends --no-install-suggests -y \
 		ack-grep \
@@ -52,6 +54,7 @@ RUN set -x \
 		file \
 		gcc \
 		git \
+		git-flow \
 		git-svn \
 		hostname \
 		htop \
@@ -82,6 +85,7 @@ RUN set -x \
 		wget \
 		whois \
 		xz-utils \
+		yarn \
 	&& apt-get purge -y --auto-remove -o APT::AutoRemove::RecommendsImportant=false $fetchDeps \
 	&& rm -rf /var/lib/apt/lists/*
 
@@ -123,6 +127,12 @@ RUN set -x \
 # drupalconsole
 	&& curl https://drupalconsole.com/installer -L -o /usr/local/bin/drupal \
 	&& chmod +x /usr/local/bin/drupal \
+# gitflow
+	&& git clone git://github.com/petervanderdoes/gitflow.git /tmp/gitflow \
+&& cd /tmp/gitflow \
+&& make install \
+&& cd / && rm -rf /tmp/gitflow \
+ \
 # grunt
 	&& npm install -g grunt grunt-cli \
 # laravel
@@ -252,6 +262,7 @@ RUN set -x \
  \
 	&& drush --version | grep -E '[.0-9]+' \
 	&& drupal --version | grep -E 'Drupal Console Launcher\s*[.0-9]' \
+	&& git-flow version | grep -E '[.0-9]+' \
 	&& grunt --version | grep -E '[.0-9]+' \
 	&& laravel --version | grep -E '(Installer|version)\s*[.0-9]+' \
 	&& su - ${MY_USER} -c '/usr/local/src/linuxbrew/bin/brew --version' | grep -E 'Homebrew\s*[.0-9]+' \
diff --git a/Dockerfiles/work/Dockerfile-7.1 b/Dockerfiles/work/Dockerfile-7.1
index c8dcc7a..a6675a7 100644
--- a/Dockerfiles/work/Dockerfile-7.1
+++ b/Dockerfiles/work/Dockerfile-7.1
@@ -37,6 +37,8 @@ RUN set -x \
 	&& echo "deb http://deb.nodesource.com/node_8.x jessie main" > /etc/apt/sources.list.d/node.list \
 	&& curl -q https://www.postgresql.org/media/keys/ACCC4CF8.asc 2>/dev/null | apt-key add - \
 	&& echo "deb http://apt.postgresql.org/pub/repos/apt/ jessie-pgdg main" > /etc/apt/sources.list.d/pgsql.list \
+	&& curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | apt-key add - \
+	&& echo "deb http://dl.yarnpkg.com/debian/ stable main" > /etc/apt/sources.list.d/yarn.list \
 	&& apt-get update \
 	&& apt-get install --no-install-recommends --no-install-suggests -y \
 		ack-grep \
@@ -52,6 +54,7 @@ RUN set -x \
 		file \
 		gcc \
 		git \
+		git-flow \
 		git-svn \
 		hostname \
 		htop \
@@ -82,6 +85,7 @@ RUN set -x \
 		wget \
 		whois \
 		xz-utils \
+		yarn \
 	&& apt-get purge -y --auto-remove -o APT::AutoRemove::RecommendsImportant=false $fetchDeps \
 	&& rm -rf /var/lib/apt/lists/*
 
@@ -123,6 +127,12 @@ RUN set -x \
 # drupalconsole
 	&& curl https://drupalconsole.com/installer -L -o /usr/local/bin/drupal \
 	&& chmod +x /usr/local/bin/drupal \
+# gitflow
+	&& git clone git://github.com/petervanderdoes/gitflow.git /tmp/gitflow \
+&& cd /tmp/gitflow \
+&& make install \
+&& cd / && rm -rf /tmp/gitflow \
+ \
 # grunt
 	&& npm install -g grunt grunt-cli \
 # laravel
@@ -252,6 +262,7 @@ RUN set -x \
  \
 	&& drush --version | grep -E '[.0-9]+' \
 	&& drupal --version | grep -E 'Drupal Console Launcher\s*[.0-9]' \
+	&& git-flow version | grep -E '[.0-9]+' \
 	&& grunt --version | grep -E '[.0-9]+' \
 	&& laravel --version | grep -E '(Installer|version)\s*[.0-9]+' \
 	&& su - ${MY_USER} -c '/usr/local/src/linuxbrew/bin/brew --version' | grep -E 'Homebrew\s*[.0-9]+' \
diff --git a/Dockerfiles/work/Dockerfile-7.2 b/Dockerfiles/work/Dockerfile-7.2
index 06656fb..f699f32 100644
--- a/Dockerfiles/work/Dockerfile-7.2
+++ b/Dockerfiles/work/Dockerfile-7.2
@@ -37,6 +37,8 @@ RUN set -x \
 	&& echo "deb http://deb.nodesource.com/node_8.x stretch main" > /etc/apt/sources.list.d/node.list \
 	&& curl -q https://www.postgresql.org/media/keys/ACCC4CF8.asc 2>/dev/null | apt-key add - \
 	&& echo "deb http://apt.postgresql.org/pub/repos/apt/ stretch-pgdg main" > /etc/apt/sources.list.d/pgsql.list \
+	&& curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | apt-key add - \
+	&& echo "deb http://dl.yarnpkg.com/debian/ stable main" > /etc/apt/sources.list.d/yarn.list \
 	&& apt-get update \
 	&& apt-get install --no-install-recommends --no-install-suggests -y \
 		ack-grep \
@@ -52,6 +54,7 @@ RUN set -x \
 		file \
 		gcc \
 		git \
+		git-flow \
 		git-svn \
 		hostname \
 		htop \
@@ -82,6 +85,7 @@ RUN set -x \
 		wget \
 		whois \
 		xz-utils \
+		yarn \
 	&& apt-get purge -y --auto-remove -o APT::AutoRemove::RecommendsImportant=false $fetchDeps \
 	&& rm -rf /var/lib/apt/lists/*
 
@@ -123,6 +127,12 @@ RUN set -x \
 # drupalconsole
 	&& curl https://drupalconsole.com/installer -L -o /usr/local/bin/drupal \
 	&& chmod +x /usr/local/bin/drupal \
+# gitflow
+	&& git clone git://github.com/petervanderdoes/gitflow.git /tmp/gitflow \
+&& cd /tmp/gitflow \
+&& make install \
+&& cd / && rm -rf /tmp/gitflow \
+ \
 # grunt
 	&& npm install -g grunt grunt-cli \
 # laravel
@@ -252,6 +262,7 @@ RUN set -x \
  \
 	&& drush --version | grep -E '[.0-9]+' \
 	&& drupal --version | grep -E 'Drupal Console Launcher\s*[.0-9]' \
+	&& git-flow version | grep -E '[.0-9]+' \
 	&& grunt --version | grep -E '[.0-9]+' \
 	&& laravel --version | grep -E '(Installer|version)\s*[.0-9]+' \
 	&& su - ${MY_USER} -c '/usr/local/src/linuxbrew/bin/brew --version' | grep -E 'Homebrew\s*[.0-9]+' \
diff --git a/Dockerfiles/work/data/docker-entrypoint.d/40-mysqldump-secure.sh b/Dockerfiles/work/data/docker-entrypoint.d/40-mysqldump-secure.sh
index 05c96f2..71cb805 100755
--- a/Dockerfiles/work/data/docker-entrypoint.d/40-mysqldump-secure.sh
+++ b/Dockerfiles/work/data/docker-entrypoint.d/40-mysqldump-secure.sh
@@ -1,14 +1,8 @@
-#!/bin/sh
-#
-# Available global variables:
-#   + MY_USER
-#   + MY_GROUP
-#   + DEBUG_LEVEL
-
+#!/usr/bin/env bash
 
 set -e
 set -u
-
+set -o pipefail
 
 
 ############################################################
@@ -19,65 +13,54 @@ set -u
 ### Setup Postfix for catch-all
 ###
 fix_mds_permissions() {
-	mds_cfg=/etc/mysqldump-secure.conf
-	mds_cnf=/etc/mysqldump-secure.cnf
-	mds_log=/var/log/mysqldump-secure.log
-	mds_dir=/shared/backups/mysql
+	local debug="${1}"
+	local mds_cfg=/etc/mysqldump-secure.conf
+	local mds_cnf=/etc/mysqldump-secure.cnf
+	local mds_log=/var/log/mysqldump-secure.log
+	local mds_dir=/shared/backups/mysql
 
 	if [ ! -d "${mds_dir}" ]; then
-		run "mkdir -p ${mds_dir}"
+		run "mkdir -p ${mds_dir}" "${debug}"
 	fi
 
-	run "chown ${MY_USER}:${MY_GROUP} ${mds_cfg}"
-	run "chown ${MY_USER}:${MY_GROUP} ${mds_cnf}"
-	run "chown ${MY_USER}:${MY_GROUP} ${mds_log}"
-	run "chown ${MY_USER}:${MY_GROUP} ${mds_dir}"
-
-	unset -v mds_cfg
-	unset -v mds_cnf
-	unset -v mds_log
-	unset -v mds_dir
+	run "chown ${MY_USER}:${MY_GROUP} ${mds_cfg}" "${debug}"
+	run "chown ${MY_USER}:${MY_GROUP} ${mds_cnf}" "${debug}"
+	run "chown ${MY_USER}:${MY_GROUP} ${mds_log}" "${debug}"
+	run "chown ${MY_USER}:${MY_GROUP} ${mds_dir}" "${debug}"
 }
 
 set_mds_settings() {
-	mds_user_var="${1}"
-	mds_pass_var="${2}"
-	mds_host_var="${3}"
+	local mds_user_var="${1}"
+	local mds_pass_var="${2}"
+	local mds_host_var="${3}"
+	local debug="${4}"
 
-	mds_cnf=/etc/mysqldump-secure.cnf
+	local mds_cnf=/etc/mysqldump-secure.cnf
 
 	# MySQL user
 	if ! env_set "${mds_user_var}"; then
-		log "info" "\$${mds_user_var} not set for mysqldump-secure. Keeping default user."
+		log "info" "\$${mds_user_var} not set for mysqldump-secure. Keeping default user." "${debug}"
 	else
 		mds_user_val="$( env_get "${mds_user_var}" )"
-		log "info" "\$${mds_user_var} set for mysqldump-secure. Changing to '${mds_user_val}'"
-		run "sed -i'' 's/^user.*/user = ${mds_user_val}/g' ${mds_cnf}"
+		log "info" "\$${mds_user_var} set for mysqldump-secure. Changing to '${mds_user_val}'" "${debug}"
+		run "sed -i'' 's/^user.*/user = ${mds_user_val}/g' ${mds_cnf}" "${debug}"
 	fi
 
 	# MySQL pass
 	if ! env_set "${mds_pass_var}"; then
-		log "info" "\$${mds_pass_var} not set for mysqldump-secure. Keeping default password."
+		log "info" "\$${mds_pass_var} not set for mysqldump-secure. Keeping default password." "${debug}"
 	else
 		mds_pass_val="$( env_get "${mds_pass_var}" )"
-		log "info" "\$${mds_pass_var} set for mysqldump-secure. Changing to '******'"
-		run "sed -i'' 's/^password.*/password = ${mds_pass_val}/g' ${mds_cnf}"
+		log "info" "\$${mds_pass_var} set for mysqldump-secure. Changing to '******'" "${debug}"
+		run "sed -i'' 's/^password.*/password = ${mds_pass_val}/g' ${mds_cnf}" "${debug}"
 	fi
 
 	# MySQL host
 	if ! env_set "${mds_host_var}"; then
-		log "info" "\$${mds_host_var} not set for mysqldump-secure. Keeping default host."
+		log "info" "\$${mds_host_var} not set for mysqldump-secure. Keeping default host." "${debug}"
 	else
 		mds_host_val="$( env_get "${mds_host_var}" )"
-		log "info" "\$${mds_host_var} set for mysqldump-secure. Changing to '${mds_host_val}'"
-		run "sed -i'' 's/^host.*/host = ${mds_host_val}/g' ${mds_cnf}"
+		log "info" "\$${mds_host_var} set for mysqldump-secure. Changing to '${mds_host_val}'" "${debug}"
+		run "sed -i'' 's/^host.*/host = ${mds_host_val}/g' ${mds_cnf}" "${debug}"
 	fi
-
-	unset -v mds_user_var
-	unset -v mds_pass_var
-	unset -v mds_host_var
-	unset -v mds_user_val
-	unset -v mds_pass_val
-	unset -v mds_host_val
-	unset -v mds_cnf
 }
diff --git a/Dockerfiles/work/data/docker-entrypoint.sh b/Dockerfiles/work/data/docker-entrypoint.sh
index d286146..01bba0f 100755
--- a/Dockerfiles/work/data/docker-entrypoint.sh
+++ b/Dockerfiles/work/data/docker-entrypoint.sh
@@ -134,8 +134,8 @@ copy_ini_files "${PHP_CUST_INI_DIR}" "${PHP_INI_DIR}" "${DEBUG_LEVEL}"
 ###
 ### mysqldump-secure
 ###
-fix_mds_permissions
-set_mds_settings "MYSQL_BACKUP_USER" "MYSQL_BACKUP_PASS" "MYSQL_BACKUP_HOST"
+fix_mds_permissions "${DEBUG_LEVEL}"
+set_mds_settings "MYSQL_BACKUP_USER" "MYSQL_BACKUP_PASS" "MYSQL_BACKUP_HOST" "${DEBUG_LEVEL}"
 
 
 ###
diff --git a/build/ansible/DOCKERFILES/Dockerfile-work.j2 b/build/ansible/DOCKERFILES/Dockerfile-work.j2
index e787c13..a600362 100644
--- a/build/ansible/DOCKERFILES/Dockerfile-work.j2
+++ b/build/ansible/DOCKERFILES/Dockerfile-work.j2
@@ -69,6 +69,7 @@ RUN set -x \
 		file \
 		gcc \
 		git \
+		git-flow \
 		git-svn \
 		hostname \
 		htop \
@@ -99,6 +100,7 @@ RUN set -x \
 		wget \
 		whois \
 		xz-utils \
+		yarn \
 	&& apt-get purge -y --auto-remove -o APT::AutoRemove::RecommendsImportant=false $fetchDeps \
 	&& rm -rf /var/lib/apt/lists/*
 
diff --git a/build/ansible/group_vars/all.yml b/build/ansible/group_vars/all.yml
index 1d45259..cd9a6bf 100644
--- a/build/ansible/group_vars/all.yml
+++ b/build/ansible/group_vars/all.yml
@@ -42,6 +42,7 @@ apt_repositories_enabled:
   - mongo
   - node
   - pgsql
+  - yarn
 
 
 ###
@@ -54,6 +55,7 @@ software_enabled:
   - awesomeci
   - drush
   - drupalconsole
+  - gitflow
   - grunt
   - laravel
   - linuxbrew
@@ -84,31 +86,31 @@ apt_repositories_available:
     all:
       deb: deb http://ftp.debian.org/debian jessie-backports main
   git:
-    disabled: []
     7.2:
       deb: deb http://ppa.launchpad.net/git-core/ppa/ubuntu artful main
     all:
       deb: deb http://ppa.launchpad.net/git-core/ppa/ubuntu wily main
       key: A1715D88E1DF1F24
   mongo:
-    #disabled: [7.2]
     all:
       deb: deb http://repo.mongodb.org/apt/debian jessie/mongodb-org/3.6 main
       key: 2930ADAE8CAF5059EE73BB4B58712A2291FA4AD5
   node:
-    disabled: []
     7.2:
       deb: deb http://deb.nodesource.com/node_8.x stretch main
     all:
       deb: deb http://deb.nodesource.com/node_8.x jessie main
       pre: curl -q "https://deb.nodesource.com/gpgkey/nodesource.gpg.key" 2>/dev/null | apt-key add -
   pgsql:
-    #disabled: [7.2]
     7.2:
       deb: deb http://apt.postgresql.org/pub/repos/apt/ stretch-pgdg main
     all:
       deb: deb http://apt.postgresql.org/pub/repos/apt/ jessie-pgdg main
       pre: curl -q https://www.postgresql.org/media/keys/ACCC4CF8.asc 2>/dev/null | apt-key add -
+  yarn:
+    all:
+      deb: deb http://dl.yarnpkg.com/debian/ stable main
+      pre: curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | apt-key add -
 
 
 ###
@@ -187,6 +189,14 @@ software_available:
     all:
       command: curl https://drupalconsole.com/installer -L -o /usr/local/bin/drupal
       post: chmod +x /usr/local/bin/drupal
+  gitflow:
+    check: git-flow version | grep -E '[.0-9]+'
+    all:
+      command: |
+        git clone git://github.com/petervanderdoes/gitflow.git /tmp/gitflow \
+        && cd /tmp/gitflow \
+        && make install \
+        && cd / && rm -rf /tmp/gitflow \
   grunt:
     check: grunt --version | grep -E '[.0-9]+'
     all: