Fix typos

Fixes #574
razor-lightdm-greeter: removed cancel button
Change "leave"-button in razor-lightdm-greeter to a menu button. Fix #323
Merge branch 'master' of github.com:Razor-qt/razor-qt
Add getApps method to XdgDesktopFileCache - returns all applications that can handle a mimetype
panel: set panel position when screen resizes (used eg. in virtualization)
fix "shorcut" typo
Merge pull request #577 from siduction-org/master

"shorcut" typo
xdgdesktopfilecache now looks in <datadir or datahome>/applications/defaults.list for default app
Merge branch 'master' of github.com:Razor-qt/razor-qt
fixed #561: Feature: drag and drop of local file (URL) in panel taskbar
initial implementation for #473 Highlight installed plugins. Now it needs to be "designed"
issue #473: move count/active text into item header
panel: more panels in one executable. It allows to start more panels in a time
ProgramFinder: a set of functions to check if programs are installed
Initial version of Razor Screenlocker
fixed #578: Please clarify/fix license in razorqt-panel/plugin-mount/mountbutton.* and menudiskitem.*
libraries: Removes unneeded find_package(Qt4)

Qt is already included in the root CMakeLists.

Signed-off-by: Luís Pereira <luis.artur.pereira@gmail.com>
Add pcmanfm-qt to quicklaunch (when it's installed)

Closes #568
hotfix for hardcoded path in init - it's work in progress...