- Added builds for clang -m32 on arch: AMD64
- Corrected invalid config settings
- Added clang-9 builds for linux
- Moved scripts to root directory
- Added MinGW cross-test-build for linux
- Added gtk-package to travis build config
- Added gtk to version_support.md (GUI)
- Minor correction for CHANGELOG.md
- README: Removed reference to OpenBSD
- Added info on version support
- Updated compiling instructions
- Updated minGW-w64 gcc-TC to v8.1.0
- Minor formatting fixes
(Closes#896, #897, #899)