v0.3

Comply with checkstyle (#4)

* Remove trailing whitespaces

* Fix whitespace preceding '{'

* Fix newline at end of file

* Add missing JavaDoc comments

* Fix lexicographical import order

* Add missing access modifiers

* Fix unused param tag

* Fix Chimp imports

* Fix Parser imports

* Fix operator wrap

* Add newline to end of Command

* Fix long lines and imports in Storage

v0.2

A-Release

A-Release