Add /* suffix support to the path template

[romain-grecourt]

Initially filed by Martin.
Add a short-hand to a wildcard suffix for path template.

[tomas-langer]

Currently we need to do /path[/{*}] to protect /path and any path under it, such as /path/subpath.
It would be nice to have a shortcut /path/* that would do the same

[klustria]

Currently looking into this

[klustria]

Issue is fixed via #3559

Support wildcard in path template. (#3559)

1. Allow wildcard to be used in path template such as /* or /foo*
2. Enabled PathPatternTest unit test that has not been used for a long and added test scenarios relevant to this change.
3. Update copyright details and documentation for wildcard support in path template.
4. Perform wildcard matching even if it is an optionalSequence