Changelog
- Improve etl::handle - use atomic refcounter instead of mutex
- Refactor etl::rect
- Vstrprintf clean and performance improvements
- Removed virtually empty and unused ETL _curve file
- Remove unused ETL _condition file
- Removed unused ETL random files
- Remove unused ETL bit-rotation file
- Always use vsnprintf in etl::vstrprintf
- Always use vsscanf in etl::vstrscanf()
- Apply/force etl:: namespace for ETL library
- Functionality to bend contour along other contour
- Removed fastangle from ETL
- Removed ipc from the ETL library
- Thread-safe etl::reference_counter
- Remove unused ETL mutex and thread classes
- Remove unused #define assert_cast
- Remove unused ETL/value include file