Changing the way we mattermost handles URLs. team.domain.com becomes domain.com/team.

Renaming team.Name to team.DisplayName and team.Domain to team.Name.
So: team.Name -> url safe name. team.DisplayName -> nice name for users

web/templates/channel.html

@@ -46,7 +46,7 @@
   <div id="direct_channel_modal"></div>
   <div id="channel_info_modal"></div>
 <script>
-window.setup_channel_page('{{ .Props.TeamName }}', '{{ .Props.TeamType }}', '{{ .Props.TeamId }}', '{{ .Props.ChannelName }}', '{{ .Props.ChannelId }}');
+window.setup_channel_page('{{ .Props.TeamDisplayName }}', '{{ .Props.TeamType }}', '{{ .Props.TeamId }}', '{{ .Props.ChannelName }}', '{{ .Props.ChannelId }}');
 </script>
 </body>
 </html>