Start support for achievements

git-svn-id: http://svn.slightlymagic.net/forge/trunk@27271 269b9781-a132-4a9b-9d4e-f004f1b56b58
Fix bronze threshold

git-svn-id: http://svn.slightlymagic.net/forge/trunk@27272 269b9781-a132-4a9b-9d4e-f004f1b56b58
Added new card names to changes.txt.

git-svn-id: http://svn.slightlymagic.net/forge/trunk@27273 269b9781-a132-4a9b-9d4e-f004f1b56b58
Add Overkill and Life to Spare achievements

git-svn-id: http://svn.slightlymagic.net/forge/trunk@27274 269b9781-a132-4a9b-9d4e-f004f1b56b58
Fixed thresholds for Life to Spare

git-svn-id: http://svn.slightlymagic.net/forge/trunk@27275 269b9781-a132-4a9b-9d4e-f004f1b56b58
Allow showing larger icons in message box

git-svn-id: http://svn.slightlymagic.net/forge/trunk@27276 269b9781-a132-4a9b-9d4e-f004f1b56b58
Add trophy images

git-svn-id: http://svn.slightlymagic.net/forge/trunk@27277 269b9781-a132-4a9b-9d4e-f004f1b56b58
- The AI will move equipment off of creatures that are no longer controlled by the AI.

git-svn-id: http://svn.slightlymagic.net/forge/trunk@27278 269b9781-a132-4a9b-9d4e-f004f1b56b58
- Some AI-related clarifications to CHANGES.txt.

git-svn-id: http://svn.slightlymagic.net/forge/trunk@27279 269b9781-a132-4a9b-9d4e-f004f1b56b58
- More AI-related clarifications.

git-svn-id: http://svn.slightlymagic.net/forge/trunk@27280 269b9781-a132-4a9b-9d4e-f004f1b56b58