Call the tests with valgrind in .travis.yml
Install valgrind, also run the tests without first in .travis.yml
No --track-origins in travisci valgrind
Fix mismatched new/delete mechanism found by valgrind
Add an error exit code to valgrind call, so errors trigger a failure
Merge pull request #16 from mwiebe/valgrind_travisci

Call the tests with valgrind in .travis.yml