| ⇢ | A | StateMachine added |
| ⇢ | B | SGMLCompressContext.transform_tag() added | |
| ⇢ | B | SGMLCompressContext.look() added | |
| ⇢ | A | StateMachine.__iter__() added | |
| ⇢ | A | SGMLCompressContext.transform_text() added | |
| ⇢ | A | StateMachine.look() added | |
| ⇢ | A | StateMachine.finalize() added | |
| ⇢ | A | StateMachine.transform() added | |
| F | ↗ | C | SGMLCompressContext.feed() improved |
| C | ↛ | SGMLCompressContext._minify() removed | |
| B | ↛ | SGMLCompressContext._options() removed | |
| A | ↛ | SGMLCompressContext.__init__() removed |