* Update makefile; add a list target for testing
* simplify nostdlib example
* Make sendmail example return success
* Add tests to run all examples
* Add some targets to exclude
* Run example scripts; temporarily add a workspace accsesor to mcore
* Optionally read end of main from argv
* Make concolic test more robust
* Clean up Makefile
* Be better with phony targets
* Add run_simple and state_control tests
* verbosity++
* Make sure we fail when we intend to
* Simplify travis_test.sh
* Remove multi_arch_sym
