added info about new controller method shortcuts in the advanced apptemplate
Add contact doc

Mix migrate from GCI student job done on the master branch
Merge branch 'stable45'
Quick fix small char problem
Update user_manual/bookmarks.rst

Some proofreading in the first two paragraphs
Update user_manual/bookmarks.rst
Merge branch 'stable45'
Merge branch 'master' of https://github.com/owncloud/documentation
reorganized some stuff, added hints on how to easily set security checks or manipulate the container
removed duplicate note for database access
explained callAjaxController note better
added angularjs page
added link to a cakefile
added link to advanced apptemplate
typo fixes
added angular link
typo fix
removed marketing expressions, more infos on how to create your app and on controllers
more structure and javascript note
more angular docs