Merge branch 'dev'
Version 6.0
Merge branch 'dev' (v6.1)
Merge branch 'dev'
Update main.dtd
Update main.dtd
Merge pull request #18 from Mohammed-AhmedAF/dev

Updating translation
Merge pull request #19 from krevad/sv-SE

Translated new strings
Italian translation updated, thanks Alessio
Update main.dtd
Merge pull request #20 from Mohammed-AhmedAF/dev

Update main.dtd
Update main.dtd
Merge pull request #21 from Mohammed-AhmedAF/dev

Update main.dtd
Correction of spelling
Merge pull request #22 from Mohammed-AhmedAF/dev

Correction of spelling
I don't know there exists search engine which doesn't have icon. so fix it with a try...catch block.
Merge branch 'dev'
change version to 6.5.1