Added FTP support. (List and Download)
Support for loading not percent encoded bookmarklets.

Closes #722 #717
Merge branch 'srazi-master' + fixed building on Linux.

Conflicts:
	src/lib/lib.pro
Bookmarklets can contain spaces
Fixed blocking link with ftp and qupzilla schemes because of the 'Same Origin Policy'.
Fixed bug about incorrect icon returned by QFileIconProvider() for the file that is going to download.
-and added the missing include
[FTP} no console output when there is no error.
Using mApp->tempPath() everywhere. (PROFILEDIR/temp)
Updated translations.
Updated windows installer - remove untranslated languages.

And changed "Register http and https protocols" to "Register
http(s) and ftp protocols".
So this should be changed in all translations.
Serbian translations update
Serbian Latin translations
Cleanup in locationbar progressbar settings in preferences.
Serbian Latin translations for plugins
Merge branch 'master' of github.com:QupZilla/qupzilla
Update Japanese language file

Update Japanese language file
Merge pull request #724 from sys9kdr/master

Update Japanese language file
Serbian translation updates
Fixed crash on choosing non-writable download location.
[FTP] Caching file icons, also added ftp to installer script and associationManager()