Moved assets install back to composer.json
Removed refresh command from update procedure
Updated bundle recorder version
Merge pull request #445 from stefk/bundle-recorder-update

Updated bundle recorder version
Update composer.dist.json
Fixed raw install script (closes claroline/CoreBundle#370)
Updated core and web installer versions
Merge remote-tracking branch 'upstream/master'
Fixed cache-ttl value type
Adding maintenance file in the .gitignore file
Merge pull request #446 from maxailloud/add_maintenance_file_in_gitignore

Adding maintenance file in the .gitignore file
Documentation update
Merge remote-tracking branch 'upstream/master'
Merge pull request #449 from solispauwels/master

Documentation update
Added .gitkeep to files that don't have to be remove of the file system in raw_install process
Merge branch 'master' of https://github.com/claroline/Claroline
Merge pull request #450 from maxailloud/master

Added .gitkeep to files that don't have to be remove of the file system in raw_install process
time zone
Readme update
Don't delete .gitkeep file in cache directory