feat(groupchannels.go, templates.go): add freeze for GroupChannel#6

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x86kernel wants to merge 2 commits intoblazingorb:masterfrom

x86kernel:feat/add-freeze-for-groupchannel

Commits on Sep 3, 2019

feat(groupchannels.go, templates.go): add freeze for group channel
x86kernel
committed

Commits on Sep 5, 2019

feat(groupchannels.go, templates.go): fix typo, add missing variable
x86kernel
committed