#JC-2020:Fixed review remarks, added missing tests
#JC-2020:Localization added
JC-2000: 'Move' and 'Close' buttons on one line for all languages.
#JC-2020:Question date now displayed as text instead of link
JC-1993: Links were moved down

'Sign up right now' and 'Forgot password?' links were moved a little bit
down in modal 'Sign In' window and /login page.
#JC-2020:Fixed remarks from QA:
*Added tooltip for open/close button
*Now after clicking on the name of the Q/A topic type user not redirected to simple topic
*Added user statistic for questions
*Images and links work now
*Now for Question creation user not required CREATE_POSTS permission more
Merge remote-tracking branch 'upstream/master'