Revert "Revert "Revert "Statusbar clock: fix am/pm selection"""

This reverts commit 36896eb7b47c6f60158024f093a514efe6e56357.
Revert "Revert "Revert "Status bar clock"""

This reverts commit 61360c58d289dfebb648948e9e54a5ddf32dc3a1.
Revert "Revert "Statusbar clock and date customizations""

This reverts commit 18396eb056e00f1a8d243d96293d0aaa866d93b2.