Din's Champion patch 0.911

This patch fixes a bunch of NPC relationship issues, makes knockback more dangerous, makes it easier to build with minions, and fixes several other minor issues.

0.911 change list:

• now NPCs fully remain part of town when they join your party (means they can't transfer to other worlds, but fixes a bunch of issues)

• now your minions don't get in the way of you placing blocks (Hathunter)

• now acid left behind from naga AcidBoltSplash skill will disperse slowly over time (HossPorkchops)

• now if you attack and knock monsters into breakable objects they will break

• ghost aura damage no longer damages inanimate objects (Hathunter)

• now town NPCs can open doors that weren't placed by the player and are unlocked

• now spiders are immune to webs (Faya AOP)

• fixed unique monsters and uprisings sometimes being able to spawn in player houses

• changed immolation, freezing, and net traps (skills) to be a lob that gravity/collision affects

• now monsters who are less than unique rarity wise can't take over as the nemesis (ScrObot)

• liquids can now disperse like gases

• added weak poison liquid that will disperse over time

• added weak acid liquid that will disperse over time

• now constrain mouse position to screen when using skills

• now gate positions data from server is marked as guaranteed since they don't change often (networking thing)

• now basic wand attack uses better animation and doesn't have a swipe

• now when highlight a bag shows comparison to currently equipped bags

• improved tornado effect a little

• now plants have less priority when using objects (easier to use important objects around things like grass)

• added fire/smoke effects to furnaces

• now make sure to remove NPC as a resident before adding them to another house deed

• now furnaces cast light

• made zombie imp poison cloud much more noticeable

• fixed sometimes getting recruit to town option when NPC already part of town

• fixed missing SemiHardcoreDead, SemiHardcoreDeadDesc, and SemiHardcoreWarning translations

• fixed _lightChannelIndex not being initialized correctly if entity has no database entry

• added nemesis/arch-nemesis icons in a few more places in text

• changed PROTOCOL_VERSION to 168