DOC: HISTORY.rst: link to Source: http://code.activestate.com/recipes/437932-pyline-a-grep-like-sed-like-command-line-tool/
DOC: usage.rst: add :shell: option to 'pyline --help' output
BUG: pyline/__init__.py: Set pyline.pyline.__main__ correctly
DOC: pyline/pyline.py: docstrings, import path as pathpy