Add nulls check. (prevent crashes when persistent notification with no intent was received)

git-svn-id: http://notifications-widget.googlecode.com/svn/trunk@135 21922344-3934-ee51-d6e3-fd981ce84c01
Fixed multiple notifications issue

git-svn-id: http://notifications-widget.googlecode.com/svn/trunk@136 21922344-3934-ee51-d6e3-fd981ce84c01
Fixed google cards notifications

git-svn-id: http://notifications-widget.googlecode.com/svn/trunk@137 21922344-3934-ee51-d6e3-fd981ce84c01
Fixed widget refresh issues.

git-svn-id: http://notifications-widget.googlecode.com/svn/trunk@138 21922344-3934-ee51-d6e3-fd981ce84c01
1. added purple color
2. fixed white color

git-svn-id: http://notifications-widget.googlecode.com/svn/trunk@139 21922344-3934-ee51-d6e3-fd981ce84c01
1. Added about dialog on main settings page

git-svn-id: http://notifications-widget.googlecode.com/svn/trunk@140 21922344-3934-ee51-d6e3-fd981ce84c01
fixed bold hours issue.
reorganize imports


git-svn-id: http://notifications-widget.googlecode.com/svn/trunk@141 21922344-3934-ee51-d6e3-fd981ce84c01