... and change all *TestParseInvalid classes to use it, instead of
having (nearly) the same function in every test-*.py.
While at it, enable the tests for abi and include rules.
Add basic support for the priority rules prefix. This patch does not
allow the utils to set or suggest priorities. It allows parsing and
retaining of the priority prefix if it already exists on rules and
checking if it's in the supported range.
Signed-off-by: Georgia Garcia <georgia.garcia@canonical.com>
Signed-off-by: John Johansen <john.johansen@canonical.com>
