Merge master to feature/stabilization
SOC-4278 | Cannot search spaces when keyword contains space character
SOC-4283 | Invitation portlet show myself and duplicate
vi injection on 20140522-092858
ar injection on 20140522-092858
ja injection on 20140522-092858
de injection on 20140522-092858
sv-SE injection on 20140522-092858
it injection on 20140522-092858
pt-BR injection on 20140522-092858
es-ES injection on 20140522-092858
ru injection on 20140522-092858
tr injection on 20140522-092858
zh-CN injection on 20140522-092858
sq injection on 20140522-092858
zh-TW injection on 20140522-092858
cs injection on 20140522-092858
lt injection on 20140522-092858
uk injection on 20140522-092858
zh-TW injection on 20140524-004830