started to reduce globals, set signal handlers after everything used in them initialized

src/event.cpp

@@ -1,10 +1,10 @@
 #include "event.h"
 
 //this should be initialized by main.cpp as soon as the program starts.
-Display* display = 0;
+Display *display = 0;
 
 //actually creates an XWindows event  :)
-void sendevent( xevent e ) {
+void sendevent( Display* display, xevent e ) {
     if (e.value1 == 0 && e.value2 == 0) return;
     if (e.type == WARP) {
         XTestFakeRelativeMotionEvent(display, e.value1, e.value2, 0);