- removed 2.4x release/scripts

- moved release/io and release/ui into release/scripts/io, ui
- updated scons, cmake, make

When porting 2.4x scripts back, use a command like this so as not to loose the commit history...
 
 svn cp https://svn.blender.org/svnroot/bf-blender/branches/blender2.4/release/scripts/raw_import.py release/scripts/io/import_raw.py

source/blender/python/intern/bpy_interface.c

@@ -577,7 +577,7 @@ void BPY_run_ui_scripts(bContext *C, int reload)
 	char *file_extension;
 	char *dirname;
 	char path[FILE_MAX];
-	char *dirs[] = {"ui", "io", NULL};
+	char *dirs[] = {"scripts/ui", "scripts/io", NULL};
 	int path_flags[] = {BLI_GETHOME_LOCAL|BLI_GETHOME_SYSTEM, BLI_GETHOME_USER}; /* SYSTEM / NON-SYSTEM */
 	int a, err, flag_iter;