remove unnecessary first-in handling
1.0.6
Extend :watchdog option to accept an ExecuteWatchdog

This allows the running process to be killed by calling destroyProcess
on the watchdog.
delete prototyping code
Merge branch 'extend_watchdog'
delete :use clojure.test from clj-commons-exec ns
update README v1.0.7
Merge branch 'master' of https://github.com/hozumi/clj-commons-exec
Merge branch 'master' of https://github.com/echeran/clj-commons-exec