- Drain Life now has % effect depending on bonus value
- Stack can use more than 2 attacks. Additional attacks can now be seperated as "ONLY_MELEE_FIGHT and "ONLY_DISTANCE_FIGHT".

git-svn-id: https://vcmi.svn.sourceforge.net/svnroot/vcmi/trunk@3175 4dfc6b2a-8b31-0410-aa91-d6c70e3ac834