* update 2021-07-27
macOS -> 11.5.1, XCode -> 12.5.1
* update azure-pipelines
* update sha of macfuse
* change how macos-ci-base works
* fix build errors
* fix itpp:linux
* more fixes
* remove tab
* allow version changes in all the remove/rename-version patches
* fix libunistring for real
* robert CR
* [tinyfiledialogs] Re-trigger CI test
* [msix] Fix source hash
* [geographiclib] Re-trigger CI test
* [soundtouch] Re-trigger CI test
* update baseline
* [plplot] Re-trigger CI test
* [dmlc] Fix issues with parallel configuration
* [tclap] Re-trigger CI test
* [itpp] Re-trigger CI test
* [mpg123] Re-trigger CI test
* [qwt] Re-trigger CI test
* [soundtouch] Re-trigger CI test
* [pthreads] Re-trigger CI test
* [ccfits]Regenerate patches and modify how the patches are used.
* [itpp]Regenerate patches and modify how the patches are used.
* [mpg123]Regenerate patches and modify how the patches are used.
* [qwt]Regenerate patches and modify how the patches are used.
* [sdl1]Remove a patche and modify how the patches are used.