Merge pull request #5 from DaniMunin/master

master
Modified MailClient and Mail to satisfy new requirements
Added Third and Fourth State.
Other states updated to suit the new command flow
Strings with Responses and Keywords for the new states added to strings.xml
Added weather Voicetivity
small changes.
Fixed leaked service bug.
Merge remote-tracking branch 'upstream/master'
Changed service lifecycle and fixed related bugs.
Updated wheater Vt.
Merge remote-tracking branch 'upstream/master'