extra dot-dsl tests

These extra 2 tests helped me implement the solution more
incrementally and I thought it would help others too.
Merge pull request #1210 from gvaughn/dsl_tests

extra dot-dsl tests
Merge pull request #1212 from verdammelt/lisp-phone-number

Phone number exercise for Common Lisp.
Refactor help section
Fix broken build
Robot name exercise for Common Lisp