Added backend support for category, developer and icon_name pkginfo keys
Added a menu item and a keyboard shortcut for reloading the repository
The package selection window now hides apple_update_metadata packages

This is because the apple_update_metadata style packages should never be added to manifests or referenced from another pkginfos.
Added double-clicking items in package selector
Updated OS version templates
Deleting a manifest now correctly removes references in other manifests.
Removed old code
Added a GUI option for the makecatalog force flag and updated the wording
Added "Show in Finder" menu item for manifest list
Added double-clicking items in manifest selector
Xcode project source list sorted by name
Merge branch 'develop' of github.com:hjuutilainen/munkiadmin into develop

* 'develop' of github.com:hjuutilainen/munkiadmin:
  Added double-clicking items in manifest selector
Comment reformatting
Added support for icons in the main package list view
Added support for icons in the catalogs view
Added relationship between application and its latest package
Added support for icons in SelectPkginfoItemsWindow
Added icon support for managed installs, managed updates, managed uninstalls and optional installs
Minor cosmetic changes
Opened with Xcode 5.1.1