libXv 1.0.12

Alan Coopersmith (9):

• Update README for gitlab migration
• Update configure.ac bug URL for gitlab migration
• Build xz tarballs instead of bzip2
• Fix spelling/wording issues
• gitlab CI: add a basic build test
• XvGetReq: remove trailing semicolon that caller is expected to provide
• Variable scope reductions
• Handle implicit conversion warnings from clang
• libXv 1.0.12

Emil Velikov (1):

• autogen.sh: use quoted string variables

Mihail Konev (1):

• autogen: add default patch prefix

Peter Hutterer (1):

• autogen.sh: use exec instead of waiting for configure to finish