* Changelog
All notable changes in this project will be shown in this file.

** Unreleased
*** Changed
 - Moved project to Maven
 - Downgraded JUnit to 4.11
 - BaseUnit is now a subclass of LinearUnit
*** Added
 - GUI for a selection-based unit converter
 - The UnitDatabase now stores dimensions.
 - A system to parse mathematical expressions, used to parse unit expressions.
** v0.1.0
NOTE: At this stage, the API is subject to significant change.
*** Added
 - Unit interface, implemented and supporting classes
 - UnitPrefix interface, implemented and supporting classes
 - UnitDimension and supporting classes
 - UnitDatabase to store and parse units
 - A GUI for unit conversion