Merge pull request #260 from fanf/bug_3688/dev/all_js_is_broken_for_group_and_directive_screens

Fixes #3688: Repaire JS broken in group and directive screens
Merge branch 'branches/rudder/2.5' into branches/rudder/2.6
Merge branch 'branches/rudder/2.6'
Fixes #3736: allows to choose technique version for directive creation