Reorganize library code into libs/ (#3119)

* Reorganize files into libs/{dolphin,JSystem,PowerPC_EABI_Support,revolution,TRK_MINNOW_DOLPHIN}

* Update configure.py and project.py for new libs structure

* Refactor `#include <dolphin/x.h>` -> `<x.h>`

* Remove `__REVOLUTION_SDK__` forwards from dolphin

* Fix dolphin/ references in revolution

* Wrap `#include <dolphin.h>` in `!__REVOLUTION_SDK__`

* Always build TRK against dolphin headers

* Resolve revolution SDK header resolution issues

src/d/actor/d_a_cow.cpp

@@ -15,7 +15,7 @@
 #include "d/d_com_inf_game.h"
 #include "d/d_meter2_info.h"
 #include "d/d_timer.h"
-#include <dolphin/types.h>
+#include <types.h>
 #include <cstring>
 #include "f_op/f_op_actor_mng.h"
 #include "f_op/f_op_camera_mng.h"