Fix typo

Flatten CID fonts in FontForge before converting.

Change 'python' to 'python3' in setup script.

Increment version to 1.3.0.

Report errors when FontForge fails to generate files.

Use FontForge to convert files to otf.

Add MIT license

Fix bug which caused svg to be fed to sfntly instead of ttf.

Add .swp to .gitignore.

Add option to print dependency graph as dot code.

Avoid creating unnecessary files for inline fonts.

Determinize execution order of converters.

Update README.

Fix some error handling code.

Use a specific version of woff2.