Raul 2.0.0

Raul 2.0.0 has been released. Raul (Realtime Audio Utility Library) is a header-only C++ utility library for real-time audio applications.

Changes:

• Add INSTALL.md file
• Add managed_ptr for automatic real-time safe garbage collection
• Fix semaphore with initial count on Darwin
• Implement Semaphore for Windows
• Improve RingBuffer
• Improve test suite
• Make namespace name lowercase
• Remove OSC and RDF library dependent code
• Remove TimeSlice and TimeStamp
• Remove URI class
• Remove boost dependency
• Remove features now provided by C++11
• Remove glib dependency
• Remove remaining library code, now header only
• Remove several questionable classes
• Switch to meson build system
• Update license to GPL3+