Add generation of .pro file at system level

templates/skeletons/project_file.tmplt

+@@-- The up to date list of tags available for this template is available here:
+@@-- https://taste.tuxfamily.org/wiki/index.php?title=Kazoo_Templates_Documentation#templates.2Fskeletons.2Fmakefile.tmplt
+@@-- If you are using vim, go over the URL and pres gx in to follow the link
+@@-- If you have no internet access you can also use (with vim) Ctrl-W-f then Ctrl-W-L (or gf)
+@@-- in vim to open the doc: $HOME/tool-inst/share/kazoo/doc/templates_skeletons_makefile.ascii
+@@--
+@@-- Generate taste.pro, a sub-project file used by Space Creator to include user functional code
+@@TABLE@@
+include(work/@_LOWER:Function_Names_@/@_LOWER:Function_Names_@.pro)
+@@END_TABLE@@