Implement incoming webhooks.

web/react/pages/channel.jsx

@@ -19,7 +19,7 @@ var DeletePostModal = require('../components/delete_post_modal.jsx');
 var MoreChannelsModal = require('../components/more_channels.jsx');
 var PostDeletedModal = require('../components/post_deleted_modal.jsx');
 var ChannelNotificationsModal = require('../components/channel_notifications.jsx');
-var UserSettingsModal = require('../components/user_settings_modal.jsx');
+var UserSettingsModal = require('../components/user_settings/user_settings_modal.jsx');
 var TeamSettingsModal = require('../components/team_settings_modal.jsx');
 var ChannelMembersModal = require('../components/channel_members.jsx');
 var ChannelInviteModal = require('../components/channel_invite_modal.jsx');