Merge pull request #7 from cloe-perrotin/bootstrap

Bootstrap
Update theme.less

add custon var
Update variable.less

add some variables
Merge branch 'upstream/bootstrap'
bs
fin journee
Update theme.less

comment var
Merge branch 'upstream/bootstrap'

Conflicts:
	css/theme.less
version de base avant apprentissage variables
apparentissage variables less
apprentissage variable less
page thumbnails apprentissage variable > css + less
page buttons apprentissage variable > css +less
apprentissage continue
less
variable
css
page suite moadal bootstrap