add the compilation of localization PO fils into Mo files to update.py script
remove unneeded space
Merge pull request #368 from assem-ch/Compiling_po_files

Add the compilation of localization PO fils into Mo files to update.py
Some fixes on Alfanous Website Sidebar

- adding a quick link to the API
- adding a contribution link "How to contribute by code"
- adding a link to the Android app made by FenyLa
Merge branch 'master' of github.com:Alfanous-team/alfanous