(cherry picked from commit 5e0bbe08)

Peio Rigaux authored 4 years ago and Peio Rigaux committed 4 years ago

enabled dev-toolset in all centos7 tester jobs to avoid conflict between standard centos7 gdb and recent gcc

Add an existing root header to PUBLIC_HEADER property in order to generate a link to Headers folder on cocoapod

retry up to 2 times in case of a runner failure (mostly docker socket)

Fix conference crash, while it is converted to normal call, if the application has no longer any reference to the LinphoneConference object.

Updated liblinphone with account manager phone number too short issue workaround + fixed build issues with gcc 10

For example, a file that was sent with "plain/text" wasn't lead to create a FileContent when downloaded and stored in database.

- Replace the test on content-type to a test on existance on chat_message_file_content

- Pass CMAKE_<LANG>_STANDARD_LIBRARIES to External project only for Windows Store as it can disturb other platforms
- Update Readme/Changelog