Update tools (#21)

* improve configure.py part 1

* compile settings per-file instead of global

* remove dont_reuse_strings in sources

* multiversion support

* update docs

* report filename change

* fixed objdiff not being able to create context file

* add version define to decompme cflags/m2ctx

src/019_MainSelect/FileSelectMain.cpp

@@ -9,8 +9,6 @@
 #include "Unknown/UnkStruct_ov000_020b5214.hpp"
 #include "regs.h"
 
-#pragma dont_reuse_strings off
-
 extern "C" {
 void func_020249d4(void *pReg, unk32 param1, unk32 param2, unk32 param3, unk32 param4);
 void func_ov000_02062e44(void *param1, void *param2);