Added cesanta logo, removed "for C/C++" from title
Merge pull request #101 from cesanta/docs_img

Added cesanta logo, removed "for C/C++" from title
Add top level dirs as makefile targets

This way it's easier to chain, e.g.

  make modules test
Merge pull request #102 from cesanta/top_make

Add top level dirs as makefile targets
Restored flags commit