Improvements in RC files support.

- Specialized RC->RES generators were added for msvc. This allows
  to invoke setup script before calling rc.exe, which adds necessary
  include paths.
- Includes scanner for RC files added.

Thanks to Alexey Pakhunov for the patch.


[SVN r23036]

tools/build

@@ -1 +1 @@
-Subproject commit 1a2cf5ead1a48a5734a38d955d70d5bc6ce1c8dd
+Subproject commit 1ce06d9ca0de031515f53f91a397d4d7ac48832b