FORUM-802: [Private Messge - Notification] Message form is not displayed when clicking on 'Click here' link

Fix description:
	- Set link by extracting onclick attribute of Private Message button instead of its href attribute.
	- Fix the problem with reply button in inbox
FORUM-797: Impossible to open watched topic

Problem analysis:
- FORUM-728 tried to handle the case when a space name contains topic word.
  This filters incorrectly the case of opening a watched topic (topic word is at the prefix)

Fix description:
- Check to avoid the invocation of wrong block code when space name contains topic word
Crowdin injection w8 - Update Lithuanian file on 20140221.