2.2

No functional changes. Pushed library to Maven Central.

2.1

No functional changes. Renamed package from us.terrytsai to com.github.terrytsai.

2.0

• Removed command pattern since we didn't really gain much from it.
• Removed use of internal ByteArrayOutputStream and allow writing to any OutputStream, e.g. directly to the printer.
• Implemented and javadoc'd a larger subset of the spec (among the missing commands are bit image commands, 2d code commands, user-defined commands, macro functions).

1.2

Removed combined feed+cut command from builder. Recompile jar