67P/hyperchannel

<ChannelContainer @channel={{this.model}}
                  @newMessage={{this.newMessage}}
                  @showChannelMenu={{this.showChannelMenu}}
                  @addUsernameMentionToMessage={{this.addUsernameMentionToMessage}}
                  @onMessage={{this.sendMessage}}
                  @onCommand={{this.executeCommand}}
                  @onLeaveChannel={{this.leaveChannel}}
                  @onMenu={{this.menu}}
                  @sidebarClass={{this.sidebarClass}} />