Bugfix: make "choice" true in onChoiceMade() when you "like" an item.

right now it is false if you "like" an item or not. mXDelta is reset to 0 before the onChoiceMade logic, so its returning false no matter what.
Merge pull request #7 from syllogismos/patch-2

Bugfix: make "choice" true in onChoiceMade() when you "like" an item.