Fix some clang warnings in native
also cleans up a bit
fix spelling & warning of _heap_handler parameter
Merge pull request #183 from LudwigOrtmann/fix_sc_heap_unused_warning_spelling

fix spelling & warning of _heap_handler parameter
Merge pull request #182 from LudwigOrtmann/make_clang_happy

Fix some clang warnings in native
add PROJDEPS to PROJBINDIR target

This enables issues like https://github.com/RIOT-OS/projects/issues/26
to be fixed.
Merge pull request #184 from LudwigOrtmann/support_project_dependencies

Add PROJDEPS to PROJBINDIR target