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/python3/patches/012-disable-wcsftime-detection.patch

@@ -0,0 +1,13 @@
+diff --git a/configure b/configure
+index 274af7e..85bbf0e 100755
+--- a/configure
++++ b/configure
+@@ -10555,7 +10555,7 @@ for ac_func in alarm accept4 setitimer getitimer bind_textdomain_codeset chown \
+  sigtimedwait sigwait sigwaitinfo snprintf strftime strlcpy symlinkat sync \
+  sysconf tcgetpgrp tcsetpgrp tempnam timegm times tmpfile tmpnam tmpnam_r \
+  truncate uname unlinkat unsetenv utimensat utimes waitid waitpid wait3 wait4 \
+- wcscoll wcsftime wcsxfrm wmemcmp writev _getpty
++ wcscoll wcsxfrm wmemcmp writev _getpty
+ do :
+   as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`
+ ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var"