fix missing Changelog entry and remove makefile.mk foo
Fixed spelling of TEXTCAT_RESULT_UNKOWN.
(cherry picked from commit efec6f63d2bff1470829bf5a651d687398a37e30)
Enable changing mindocsize at runtime.
(cherry picked from commit 34e34485d1528dc4aa3ceb5c7c2111096ea3a6d0)
Updated libexttextcat.vapi.
(cherry picked from commit d7ac2c6d5b0b0cee16bf5cab04e88b1819a589ac)
bump release