Added shell utilities path helper.
Added flag for running all tests after compilation.
Added beginning of runAllTests script. Includes ability to find all tests and their full path.
Completed test runner script.
Added print before each test run which specifies test executable path.
Added call to python test runner, and test runner exit code processing.
Merge pull request #55 from NASA-Tensegrity-Robotics-Toolkit/auto_test_runner

Automatic test runner and test reporter.