Merge pull request #48 from rising-thunder/cilop

Incorporates new hero sprites from other players
Fix chat to append new chats to bottom, scroll keeps up with bottom
Delete chats more than 50 chats ago
Merge branch 'master' of https://github.com/rising-thunder/rasr
refactor add new screen button slightly, move to new function
Style attempt for left and right add screen button
Merge pull request #49 from rising-thunder/acjones617

Makes chat look more natural, makes add screen buttons look a little better
derenders enemies in all screens
Merge branch 'master' of https://github.com/rising-thunder/rasr
the editor lives again!
Merge branch 'master' of https://github.com/rising-thunder/rasr
Merge pull request #50 from Dokko1230/master

integration changes to the editor
Merge branch 'master' of https://github.com/rising-thunder/rasr