Add watch option and improve output.
Fix a variable scope issue.
Revert "Switch to UTF-8 encoding by default, and add a responsive viewport."

This reverts commit a065a07d2ef41d878e8a3d3b4ad2e9ba7981e4d0.
Bump to v0.0.4
v0.0.4 was bad, v0.0.5 adds UTF-8