Do not attempt to instrument files which do not exist
Return the original file when instrumentation failed
Upgrade istanbul to ~0.2.9.
Add support for serving files within a test directory through echoecho
Merge branch 'istanbulBump' of github.com:andrewnicols/yeti into andrewnicols-fix
Merge branch 'instrumentNonFiles' of github.com:andrewnicols/yeti into andrewnicols-fix
Merge branch 'echoFileContent' of github.com:andrewnicols/yeti into andrewnicols-fix
Merge branch 'failedInstrumentation' of github.com:andrewnicols/yeti into andrewnicols-fix
Print client-side instrumentation error to stderr.
Merge branch 'andrewnicols-fix'
Update minimatch to ~0.3.0.
Update request to ~2.35.0.
Update async to ~0.9.0.
Update nopt to ~2.2.1.