DBus infterface: Add missing imports.
Updated language template to include column font size feature.
DBus interface: Fix inheritance problem.
Updated Polish translation
Merge branch 'release' into develop.
DBus interface: rewrite dbus client
Merge pull request #15 from ArseniyK/dbus

DBus interface: Rewrite client.
DBus interface: Added assert commands to all methods going through DBus.
DBus interface: Added comments and fixed coding style.
Emblems: Removed invalid emblem.
Added .gitattributes to help with export.
.gitattributes: Added Mercurial files.
Makefile: Use Git for archiving instead of Mercurial.
Main window: Set working directory when executing command.
Plugins: File list: Don't set font size if not specified.
Main window: Changed version number to final.
About window: Changed home page URL.
About window: Only show application stage if not final.
Tools: Version check: Only show stage if not final.
Main window: Changed home page and new issue URLs to GitHub.