(svn r13689) [0.6] -Backport from trunk:
- Fix: Server crashing when banning the rconning client (r13661)
- Fix: Incorrect usage of strtoul (r13508)
- Fix: Crash when one tries to raise the nothern corner of MP_VOID tiles (i.e. the southern corner of the tiles on the southern map edge) in the scenario editor [FS#2106] (r13624)
- Fix: Division by zero when one would press 'd' (skip order) when there's no order (r13409)

Makefile*
bin/*
!bin/data/chars.grf
!bin/data/openttdd.grf
!bin/data/openttdw.grf
!bin/data/opntitle.grf
!bin/scenario/README
!bin/scripts*
config.*
objs/*
src/rev.cpp