Do not grab by default

Grabbing the device has some historic virtues, but to simplify
experimentation with devices and multitouch data, turn the device
grabbing of by default.

Signed-off-by: Henrik Rydberg <rydberg@euromail.se>
diff --git a/src/mtouch.c b/src/mtouch.c
index ec5eac9..a6b96b8 100644
--- a/src/mtouch.c
+++ b/src/mtouch.c
@@ -21,7 +21,7 @@
 
 #include "mtouch.h"
 
-static const int use_grab = 1;
+static const int use_grab = 0;
 
 int configure_mtouch(struct MTouch *mt, int fd)
 {