Revert "Fix icons overflowing status bar view in center clock and date layout"

This reverts commit 905e43e5e70620a1afd62632f23223419a7f4651.
Revert "Make notification panel clock clickable"

This reverts commit d71a97bb23265f5a5fcd3d62519b63e2a4e8c340.
Revert "Status bar clock and date customization (1/2)"

This reverts commit 1055a95f3ded155458543c12e3750500e303f770.
LN: Some fixes & cleanup

- Fix bug that the notification is launched when a button on it is pressed
- Show new notifications first

Change-Id: I87db92a7ee4eb9329ec1ec69008e612a619d5c91
LN: Fix FC on launching hangouts notification

Change-Id: Idf411bd2b4995f0b53767e99597efd98ce0596b3
LN: beautify

Change-Id: I695846412f2b8c910f8a5cf48da2bf6ac42e124e