Fix freezing of the PATH_VERSION_MATCHER, so that uses can still override the `path_version_prefix`
Fix freezing of the PATH_VERSION_MATCHER, so that uses can still override the `path_version_prefix`

Signed-off-by: Josep M. Blanquer <843d9a062ab1c6792ebebca5589f22ce86ac85ce@rightscale.com>
rightscale/praxis,Thann/praxis,tony-spataro-rs/praxis,Thann/praxis,gampleman/praxis,praxis/praxis,smcgivern/praxis,smcgivern/praxis,tony-spataro-rs/praxis,gampleman/praxis,Thann/praxis,gampleman/praxis,tony-spataro-rs/praxis,rightscale/praxis,smcgivern/praxis,rightscale/praxis