Modify makefile's style targets.

- Split them into astyle and cpplint targets
- Create a list of header files and call the style checkers with them.

- astyle fixes
    - astyle will no longer format "catch.h"

- cpplint fixes
    - Filter out whitespace/indent since whitespace/labels wasn't doing
      it for me.
    - remove build/include_what_you_use and readability/casting
Fix 2 cpplint errors.

 - readability/namespace in include/parameters/internal_constants.
 - build/include_order in include/parameters/parameter_io.h
Fix cpplint's build/include_what_you_use
Fix cpplint's readability/casting by removing all unnecessary casts