Newer status icon removes all mentions of Colloquy from Textual.
Include copyright in source files originating from Limechat. The original source files never contained an actual copyright, only a reference that the file is licensed under the BSD license and a small comment saying "Created by Satoshi Nakagawa" — this commit adds an actual copyright for the original author. In reference to #399
Include reference to Colloquy's chat core license in source. In reference to #399