systray: fix black icon background for 32-bit icons when disable_transparency = 1; fix empty icon detection when disable_transparency = 1; fix icon blinking by delaying rendering less aggressively; removed XClearArea on traywin->win (triggers unnecessary redraws); cache icon names; profiling messages updated

src/util/common.h

@@ -12,6 +12,12 @@
 #include <pango/pangocairo.h>
 #include "area.h"
 
+#define GREEN  "\033[1;32m"
+#define YELLOW "\033[1;33m"
+#define RED    "\033[31m"
+#define BLUE   "\033[1;34m"
+#define RESET  "\033[0m"
+
 /*
 void fxfree(void** ptr){
   if(*ptr){