c: added source
Merge branch 'master' of github.com:choffmann/snippets

* 'master' of github.com:choffmann/snippets:
  python: added link to pep-318 for decorator
  python: added some decorators from matplotlib
  c: correcting spelling and rewritten some text.

Conflicts:
	c/c.html
Merge branch 'master' of github.com:choffmann/snippets

* 'master' of github.com:choffmann/snippets:
  python: small changes
  python: added some text about optimization and debug mode