python packages: move all things python under lang/python

I admit this may be be a bit aggressive, but the lang
folder is getting cluttered/filled up with Python, PHP, Perl,
Ruby, etc. packages.

Makes sense to try to group them into per-lang folders.

I took the Pythons.

Signed-off-by: Alexandru Ardelean <ardeleanalex@gmail.com>

lang/python/python-cffi/Makefile

@@ -0,0 +1,96 @@
+#
+# Copyright (C) 2015-2016 OpenWrt.org
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+
+include $(TOPDIR)/rules.mk
+
+PKG_NAME:=cffi
+PKG_VERSION:=1.8.3
+PKG_RELEASE:=2
+
+PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
+PKG_SOURCE_URL:=https://pypi.python.org/packages/0a/f3/686af8873b70028fccf67b15c78fd4e4667a3da995007afc71e786d61b0a
+PKG_HASH:=c321bd46faa7847261b89c0469569530cad5a41976bb6dba8202c0159f476568
+
+PKG_BUILD_DIR:=$(BUILD_DIR)/$(BUILD_VARIANT)-$(PKG_NAME)-$(PKG_VERSION)
+PKG_UNPACK=$(HOST_TAR) -C $(PKG_BUILD_DIR) --strip-components=1 -xzf $(DL_DIR)/$(PKG_SOURCE)
+
+HOST_BUILD_DEPENDS:=libffi/host python-pycparser/host
+ifdef CONFIG_PACKAGE_python-cffi
+HOST_BUILD_DEPENDS+=python/host
+endif
+ifdef CONFIG_PACKAGE_python3-cffi
+HOST_BUILD_DEPENDS+=python3/host
+endif
+
+PKG_LICENSE:=MIT
+PKG_LICENSE_FILES:=LICENSE
+PKG_MAINTAINER:=Jeffery To <jeffery.to@gmail.com>
+
+include $(INCLUDE_DIR)/host-build.mk
+include $(INCLUDE_DIR)/package.mk
+$(call include_mk, python-package.mk)
+$(call include_mk, python3-package.mk)
+
+define Package/python-cffi/Default
+  SECTION:=lang
+  CATEGORY:=Languages
+  SUBMENU:=Python
+  URL:=http://cffi.readthedocs.org/
+  DEPENDS:=+libffi
+endef
+
+define Package/python-cffi
+$(call Package/python-cffi/Default)
+  TITLE:=python-cffi
+  DEPENDS+=+python-light +python-pycparser
+  VARIANT:=python
+endef
+
+define Package/python3-cffi
+$(call Package/python-cffi/Default)
+  TITLE:=python3-cffi
+  DEPENDS+=+python3-light +python3-pycparser
+  VARIANT:=python3
+endef
+
+define Package/python-cffi/description
+Foreign Function Interface for Python calling C code.
+endef
+
+define Package/python3-cffi/description
+$(call Package/python-cffi/description)
+.
+(Variant for Python3)
+endef
+
+ifdef CONFIG_PACKAGE_python-cffi
+define Host/Compile/python-cffi
+	$(call Build/Compile/HostPyMod,,install --prefix="" --root="$(STAGING_DIR_HOSTPKG)")
+endef
+endif
+
+ifdef CONFIG_PACKAGE_python3-cffi
+define Host/Compile/python3-cffi
+	$(call Build/Compile/HostPy3Mod,,install --prefix="" --root="$(STAGING_DIR_HOSTPKG)")
+endef
+endif
+
+define Host/Compile
+$(call Host/Compile/python-cffi)
+$(call Host/Compile/python3-cffi)
+endef
+
+define Host/Install
+endef
+
+$(eval $(call HostBuild))
+
+$(eval $(call PyPackage,python-cffi))
+$(eval $(call BuildPackage,python-cffi))
+
+$(eval $(call Py3Package,python3-cffi))
+$(eval $(call BuildPackage,python3-cffi))