Chronus: Add ability to configure minutes and date/alarm fonts

Plus a bit of clock and alarm related code cleanup

Change-Id: Ibfed809156a15e193a3a61ea468c46b7aad16a04

Conflicts:

	res/values-de/strings.xml
	res/values-el/strings.xml
	res/values-es/strings.xml
	res/values-fr/strings.xml
	res/values-hu/strings.xml
	res/values-nl/strings.xml
	res/values-pt-rBR/strings.xml
	res/values-ro/strings.xml
	res/values-ru/strings.xml
	res/values-zh-rCN/strings.xml