Add CMake alias libraries. GitHub issue #511.
Add an option to disable tests to configure script. (Fabrice Fontaine)
Fix C++11 compatibility: C++11 does not have basic_string_view.
Look for Android's log library. GitHub issue #543.
Fix handling of ,aux extension for FileAppender. GitHub issue
#534. (Pieter du Preez)
filename should not be empty for TimeBasedRollingFileAppender. GitHub
issue #517. (Fox Chen)