MoKeeLauncher: Icon pack theme

This patchset allows the user to set an icon pack
for the entire launcher.

Change-Id: Iece039ce7e065300313d4238275646bef03629f4
MoKeeLauncher: fix error packagename

Change-Id: Ia7193d8c58fc6a8077b4a49ecbeff9e1b686fb96