Merge branch 'master' into multi-display-support

Conflicts:
	src/fullscreen.c
	src/win32_window.c
	src/x11_fullscreen.c

src/win32_init.c

@@ -163,6 +163,7 @@ int _glfwPlatformInit(void)
     // Save the original gamma ramp
     _glfwLibrary.originalRampSize = 256;
     _glfwPlatformGetGammaRamp(&_glfwLibrary.originalRamp);
+    _glfwLibrary.currentRamp = _glfwLibrary.originalRamp;
 
     _glfwInitMonitors();