Added raZberry zwave support

	new file:   raZberry.pm
added low and med states

	modified:   lib/raZberry.pm
	modified:   lib/raZberry.pm
Merge branch 'master' of git://github.com/hollie/misterhouse into razberry
Merge pull request #470 from hplato/razberry

Razberry: added new module to interface to the raspberry pi zwave board.