new disabilities:

- 'deaf' reduces hearing ability
- 'shortsighted' reduces sight range

git-svn-id: https://ja2svn.mooo.com/source/ja2/trunk/GameSource/ja2_v1.13/Build@6049 3b4a5df2-a311-0410-b5c6-a8a6f20db521

Laptop/IMP Disability Trait.h

@@ -20,6 +20,8 @@ typedef enum
 	IMP_DISABILITY_FEAR_OF_INSECTS,
 	IMP_DISABILITY_FORGETFUL,
 	IMP_DISABILITY_PSYCHO,
+	IMP_DISABILITY_DEAF,
+	IMP_DISABILITY_SHORTSIGHTED,
 	IMP_DISABILITIES_NUMBER,
 };