clang-format-3.5 **/*.h **/*.c

This should be the last commit that formats a big bunch of files. From
here on, whenever I merge patches, I’ll run clang-format like described
in the title.

i3-config-wizard/xcb.h

@@ -1,8 +1,8 @@
 #pragma once
 
 /* from X11/keysymdef.h */
-#define XCB_NUM_LOCK                    0xff7f
+#define XCB_NUM_LOCK 0xff7f
 
-#define xmacro(atom) xcb_atom_t A_ ## atom;
+#define xmacro(atom) xcb_atom_t A_##atom;
 #include "atoms.xmacro"
 #undef xmacro