This is a continuation of ~mathieu-tl/libappindicator/fix-test-merge/ which adds fixes for bug #1102589, bug #1102595, bug #1109128, and bug #1103087, which should get it finally passing CI. Fixes: https://bugs.launchpad.net/bugs/1102589, https://bugs.launchpad.net/bugs/1102595, https://bugs.launchpad.net/bugs/1103087, https://bugs.launchpad.net/bugs/1109128.