Cocoa / Mac:

- tablet : fix pressure retrieval => value sliding now works with tablet, UV-painting is pressure sensitive, and no more crash when clicking on window minimize button with the tablet

- update CMake file to remove unneeded folders in the app bundle (the __MACOSX stuff). From Jens' patch

intern/ghost/intern/GHOST_SystemCocoa.mm

@@ -1046,11 +1046,14 @@ GHOST_TSuccess GHOST_SystemCocoa::handleTabletEvent(void *eventPtr, short eventT
 {
 	NSEvent *event = (NSEvent *)eventPtr;
 	GHOST_IWindow* window = m_windowManager->getActiveWindow();
+	
+	if (!window) return GHOST_kFailure;
+	
 	GHOST_TabletData& ct=((GHOST_WindowCocoa*)window)->GetCocoaTabletData();
 	
 	switch (eventType) {
 		case NSTabletPoint:
-			ct.Pressure = [event tangentialPressure];
+			ct.Pressure = [event pressure];
 			ct.Xtilt = [event tilt].x;
 			ct.Ytilt = [event tilt].y;
 			break;

source/creator/CMakeLists.txt

@@ -173,6 +173,7 @@ IF(WITH_INSTALL)
 		ADD_CUSTOM_COMMAND(
 			TARGET blender POST_BUILD MAIN_DEPENDENCY blender
 			COMMAND find ${TARGETDIR} -name .svn -prune -exec rm -rf {} "\;"
+			COMMAND find ${TARGETDIR} -name __MACOSX -prune -exec rm -rf {} "\;"
 		)