[Bugfix] Bug #792. Additional fix.
Bugfix #917.
Edit text of hint messages.
Merge pull request #983 from mkalygin/master

Edit text of hint messages.
Merge branch 'master' of git://github.com/alex-zen/ChronoZoom into alex-zen-master
Merge branch 'bugfix917' of git://github.com/mkalygin/ChronoZoom into mkalygin-bugfix917
Merge branch 'master' of https://github.com/alterm4nn/ChronoZoom into bugfixing1
merge conflict