* elaborate.cxx (isglob): New function.
(match_key::globmatch): New function.
(match_node::find_and_build): Uses isglob() and
match_key::globmatch() to provide support for wildcards such as
"kernel.syscall.*read*" (Bugzilla #1928).
* elaborate.h (match_key::globmatch): Added function declaration.
* parse.cxx (parser::parse_probe_point): Collects one or more
tokens into a single probe-point functor string.
* testsuite/parseko/twentytwo.stp: New file.
* testsuite/parseok/sixteen.stp: New file.