* Auto Changes
* 4139 Made channel limits configurable in the System Console as described in the issue
* Removed error message entries from other locales, made maxChannelsPerteam type to pointer
* Added * symbol to maxChannelsPerTeam inside isValid function
* Update team_test.go
* Restored to old test
* Checked maximum number channels per team when creating channel
* Fixed code to pass api/channel_test.go
* Reverted changes on config except MaxChannelsPerTeam
* Update channel.go
* Ran gofmt -w .
* Reverted vendor directoy
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