Add way to easily customize LAMP application
Add 'generic' phpconfigure recipe.

Ported from Alain's work on old LAMP stack.
Add '/etc/run' directory in lamp stack
Request-optional is not verbose anymore if it failed.
Fix md5sum of apache-export in lamp stack.
Add possibility to fetch web ip and port from apache recipe.
Add tt-rss Software Release.
Fetch lampconfigure with slapos.toolbox in lamp stack.
Merge branch 'tt-rss'