SWF-2628 : Create stabilization branch and update projects versions
INTEG-190: Inject english and french translation from Crowdin W22
PLF-5257: Inject and activate Swedish translations into PLF 4.0.2
PLF-5256: Inject and activate Vietnamese translations into PLF 4.0.2
PLF-5254 Inject and activate Spanish translations into PLF 4.0.2
PLF-5252: Inject and activate Japanese translations into PLF 4.0.2
PLF-5251: Inject and activate Arabic translations into PLF 4.0.2
PLF-5244: Inject and activate german translations from crowdin into PLF 4.0.x
PLF-5257: Inject Swedish translations into PLF 4.0.2 W29
INTEG-197: Null in ECMS activities after migration from PLF-3.5 to PLF-4.0.1
WIKI-337: Display "View Changes" page from wiki\'s activity
Merge branch 'master' into feature/stabilization
ECMS-5087: Activity - Incorrect file information
PLF-5298: Inject Spanish (es-ES) translation from Crowdin W30
PLF-5296: Inject Vietnamese (vi) translation from Crowdin W30
PLF-5293: Inject Arabic (ar) translation from Crowdin W30
PLF-5300: Inject Italian (it) translation from Crowdin W30
PLF-5299: Inject Brazilian (pt-BR) translation from Crowdin W30
ar injection on 20130802-110919
vi injection on 20130802-110919