Switched from lift to fiveam in parser.ini.asd and test/*.lisp

* test/grammar.lisp: adapted to fiveam
* test/protocol.lisp: likewise
* test/package.lisp (package parser.ini.test): changed used package
  lift -> fiveam; removed exported symbol parser.ini.root; added
  exported symbol run-tests
  (run-tests): new function; run the test suite
* parser.ini.asd (system parser.ini-test): changed system dependency
  lift 1.7.1 -> fiveam 1.0
  (perform test-op eql :parser.ini-test): call new function
  `parser.ini.test:run-tests'
* lift-standard.config: removed; no longer needed
Added two simple examples in examples/etc.lisp

* examples/etc.lisp: new file; contains two simple examples
* parser.ini.asd (system parser.ini): added static-files README.org
  and examples/etc.lisp