Adds ctags file to gitignore. Adds first commit for distutilazy package.

Includes a clean module for cleaners, and a common module for common
utility functions. this commit includes a find_files function to search
for files recursivle in a path using their extension.
Adds __init__ to package, and setup.py
Changed README from md to rst, fixed syntax errors in setup.py
Fixed syntax errors in clean.py