updated
new code

Merge branch 'andy' of https://github.com/jacoblwright/hit into jake
Most up to date code with fixed bugs
Merge branch 'jake' of https://github.com/jacoblwright/hit
update

Merge branch 'nick' of https://github.com/jacoblwright/hit into jake
updated equals in container.java
Merge branch 'jake' of https://github.com/jacoblwright/hit
Merge branch 'evan' of https://github.com/jacoblwright/hit
Fixed Product ordering and product editing.
Merge branch 'evan' of https://github.com/jacoblwright/hit into andy
Merge branch 'jake' of https://github.com/jacoblwright/hit into andy
More fixes.
Added new classes undo/redo functionality
minor tweaks for debuging and added CommandHistory stubs
Merge branch 'andy' of https://github.com/jacoblwright/hit
changed command files and added the two main ones in model
fixed issue with AddItem Command
Fixes.
Merge branch 'nick' of https://github.com/jacoblwright/hit into andy
Mergers!