Updated menubar to be compatible with newer version of Node Webkit.
Converted file shortcut keys to native shortcuts.
Added all the basic shortcut keys for the edit menu.
Fixed the shortcut keys for the view menu.
Brought the Window menu back because it used to be there.
Fixed the remaining special character shortcuts -- had to find the right symbols that would display.
Moved the Switch Directory menu item into the application menu.
Updated Node Webkit version.
Version bump and changelog adjustment.
Merge pull request #6 from thomasjbradley/shortcut-key-fix

Shortcut key fix