- add service alert to permanent log for combined armed time



git-svn-id: http://multiwii.googlecode.com/svn/trunk/MultiWii_shared@1318 02679b44-d973-9852-f2fa-63770883b36c
- telemetry: armedtime&armedtimewarning cosmetics



git-svn-id: http://multiwii.googlecode.com/svn/trunk/MultiWii_shared@1319 02679b44-d973-9852-f2fa-63770883b36c