Make the call forward activate feature code a pattern to accept the number to forward to (#51)

Thanks for the contribution!

submodules/strategy/strategy.js

@@ -53,7 +53,7 @@ define(function(require) {
 			{
 				name: 'call_forward[action=activate]',
 				number: '72',
-				callflowNumber: '*72',
+				pattern: '\\*72([0-9]*)$',
 				moduleName: 'call_forward',
 				actionName: 'activate'
 			},