I know it says updated March 2016, but seems a bit out of date, given the references to Lync and especially Hall (seems to have been acquired by Atlassian in 20

I know it says updated March 2016, but seems a bit out of date, given the references to Lync and especially Hall (seems to have been acquired by Atlassian in 2015 and rolled into HipChat[0]) [0]: https://www.crunchbase.com/organization/hall#/entity https://www.crunchbase.com/organization/hall#/entity