Log Message:
twolame: Update to 0.4.0

Version 0.4.0 (2019-10-11)
--------------------------
- Added free format encoding (now up to 450 kbps)
- Added DAB utility methods for ScF-CRC handling
- Added `twolame_get_original()` and `twolame_set_original()`
- Added `twolame_get_extension()` and `twolame_set_extension()`
- Bundled .spec file in tarball for building RPM for twolame
- Make libsndfile dependency (and therefore the frontend) optional
- Fixed VBR encoding
- Fixed setting for error protection flag
- New check for invalid bitrate/channel encoder settings
- New checks against failed memory allocations
- Fixed padding policy (now adding an empty slot)
- Fixed build when maintainer mode is disabled
- Fixed scaling of floating point input source through libsndfile
- Removed `slotinfo` global variables to fix thread safety bug
- Switched to handling reading from STDIN using libsndfile
- Fix for potential buffer overrun relating to `MAX_NAME_SIZE` in CLI tool
- Install AUTHORS, COPYING, README, NEWS in `$prefix/share/doc/twolame/`
- Zero the whole of the data structure when calling `twolame_init()`
- Prefixed all global symbols with `twolame_` to prevent symbol conflicts
- Fix for `twolame_get_framelength()` returning the correct frame size when \ 
padding is enabled
- Fix progress counter in twolame CLI
- Fix compilation on mingw or mxe cross compiler
- Fix symbols visibility on Windows
- Add `-no-undefined` for compilation on Windows
- Added `win32-dll` option to `LT_INIT`
- Compiler and Valgrind warning fixes
- Various other minor fixes