ignore /code dir, since README encourages its creation
for people using a pyenv or pyenv-like system, use Python 3
Update convert.py

The instructions changed the directory name to 'code' instead of 'dc-code-prototype'
also ignore dc-code-prototype
Merge pull request #5 from konklone/gitignore

ignore /code dir, since README encourages its creation
Merge pull request #6 from konklone/pyenv

for people using a pyenv or pyenv-like system, use Python 3
resolve conflict