###0.1.6
- closed file watcher before opening a new fs.watch()
###0.1.5
- replaced this with self alias for child_process close emission
###0.1.4
- removed emission test
###0.1.3
- emission test
###0.1.2
- made child_process an attribute of the RaspiCam object
###0.1.1
- return child_process from start() method
###0.1.0
- migrated child process method from exec to spawn
- only allow one capture process at a time
###0.0.7
- implmented killAllChildren() sub function
###0.0.6
- implemented stopAll() method
###0.0.5
- test logs, trying to fix duplicate child process execution
###0.0.4
- fixed major error, start() method now stable
###0.0.3
- still debugging, working on start() method
###0.0.2
- added docs
- incorporated start() method
###0.0.1
- initial commit