Add option to always open a new window (#44)

Author: smammy

custom_iterm_script.applescript

@@ -1,11 +1,18 @@
+-- Change this property to true to always use a new window
+property open_in_new_window : false
+
 on alfred_script(q)
 	tell application "iTerm"
 		if application "iTerm" is running then
-			try
-				tell the first window to create tab with default profile
-			on error
+			if open_in_new_window is true then
 				create window with default profile
-			end try
+			else
+				try
+					tell the first window to create tab with default profile
+				on error
+					create window with default profile
+				end try
+			end if
 		end if
 
 		delay 0.1 -- If we do not wait, the command may fail to send