Rewritten a few rendering routines.

git-svn-id: http://keeperfx.googlecode.com/svn/trunk@1431 40a56aae-0377-11df-bfb3-7781b9cb07ea
Rewritten drawing things from mapwho list.

git-svn-id: http://keeperfx.googlecode.com/svn/trunk@1432 40a56aae-0377-11df-bfb3-7781b9cb07ea
Modified posessing with shift to use standard arrow cursor when cannot possess the target.

git-svn-id: http://keeperfx.googlecode.com/svn/trunk@1433 40a56aae-0377-11df-bfb3-7781b9cb07ea