Release 1.3.1

• feat: add ppx support (#2)
• fix: make control transfer work (#3)
• fix: proper cleanup (#1)
• build: fix compilation issue with safe-string (#5)
• build: remove camlp4 from the dependencies

Release 1.3.0

• fix an initialization bug
• fix build of stubs of kfreebsd
• add more device classes
• update oasis files