PAC Clock Widget

Based on AOKP / Beanstalk clock widget
inspired of DU Clock Widget http://gerrit.dirtyunicorns.com/#/c/1698

PS2: Remove duplicated Strings
PS3: Ready for merge
PS4: Change to transparent for better view with different Wallpaper

Change-Id: I0786e8904e3bec725f55f7328bb92dc926fc3244