SOC-3803 | Incorrect UI of Liker list
SOC-3751 | CLONE - Slowness in displaying Space activities
SOC-3756 | UISpaceNavigationPortlet: Slowness in getLastAccessedSpace

Conflicts:
	component/core/src/main/java/org/exoplatform/social/core/storage/impl/SpaceStorageImpl.java
	component/webui/src/main/java/org/exoplatform/social/webui/Utils.java

Conflicts:
	component/webui/src/main/java/org/exoplatform/social/webui/Utils.java
SOC-3756 | UISpaceNavigationPortlet: Slowness in getLastAccessedSpace - fixed unit test failed
SOC-3722 | [Space API] Provide an API to return browsed/never be browsed spaces
SOC-3636 | Not show Connection in Requests Pending after send request
UI-3014: Incorrect UI of attach file
UI-3006: Activity - Incorrect UI and behavior of Answer
Merge branch 'feature/stabilization'
SOC-3722 | [Space API] Provide an API to return browsed/never be browsed spaces - improve performance API
Merge branch 'feature/stabilization'
Merge branch 'master' into feature/social-notifications

Conflicts:
	webapp/resources/src/main/webapp/javascript/eXo/social/webui/UIActivity.js