[composer] dependencies for 1.1.0 release

EZP-24866: display language name instead of language code

(cherry picked from commit 090eb63)

[composer] Set dependencies for stable release

Merge branch 'master' into release-rc

Merge branch 'master' into release-beta

Merge branch 'master' into release-2015.09.1

Merge branch 'master' into release-2015.09.1

Merge branch 'master' into release-2015.09.1

Merge branch 'master' into release-2015.09.1

Merge branch 'master' into release-2015.09