- Fix a rare NPE related to trying to show a card to a particular player outside of game context.
- Allow all cards to be shown the player when in developer mode (in order to be consistent with the fact that the player is able to see everything in dev mode including both players' hands and the content of both libraries).

git-svn-id: http://svn.slightlymagic.net/forge/trunk@27225 269b9781-a132-4a9b-9d4e-f004f1b56b58
- Fixed Mystical Teachings

git-svn-id: http://svn.slightlymagic.net/forge/trunk@27226 269b9781-a132-4a9b-9d4e-f004f1b56b58
- KTK: Added Clever Impersonator, End Hostilities, and Ugin's Nexus

git-svn-id: http://svn.slightlymagic.net/forge/trunk@27227 269b9781-a132-4a9b-9d4e-f004f1b56b58