[tests:fix] Switched to ChannelsLiveServerTestCase #466#465

nemesifier merged 4 commits intoopenwisp:masteropenwisp/openwisp-utils:masterfrom

dee077:issues/904-change-to-ChannelsLiveServerTestCasedee077/openwisp-utils:issues/904-change-to-ChannelsLiveServerTestCaseCopy head branch name to clipboard