Revert "FWB: Network traffic supercharged (1/2)"

This reverts commit bdceb9c0c69522e978f17ed7bf0f318438d5fa40.
FWB: Network traffic meter (1/2)

PS2: Make fonts smaller
PS3: Remove useless colors.xml change

Change-Id: I00f096784a238b3828c4e0a79ecfe410b69bc888

Conflicts:
	core/java/android/provider/Settings.java