modified travis to enable parallel tests
bug fix to travis yaml
fixed hs_wca tests, hs_wcapairlist still fails consistently, even after the changes. something is wrong (probably the fact that a periodic distance should be used. for now it's commented out so that it does not break testing)
fixed hs_wca tests, hs_wcapairlist still fails consistently, even after the changes. something is wrong (probably the fact that a periodic distance should be used. for now it's commented out so that it does not break testing)
added print option to
improvements to mpi_ptmc and fixes to its tests
minor changes
Merge branch 'jake_mc_pr'