Bug#906730: calendar-exchange-provider: Add-on is not compatible with Thunderbird 60.0

Hello, Up to now there is no new version of exchangecalendar available, where this issue is fixed. In the meantime another project arise: TbSync. ITP #902333, #906853 This is packaged and uploaded to New Queue. The development of exchangecalendar will be observed. -- Mechtilde Stehmann ##

Bug#906730: calendar-exchange-provider: Add-on is not compatible with Thunderbird 60.0

Package: calendar-exchange-provider Version: 4.0.0~beta5-1 Severity: grave Tags: upstream Justification: renders package unusable Dear Maintainer, after updating Thunderbird to version 1:60.0-1, an error message is shown stating that this add-on is not compatible with the current Thunderbird