Merge pull request #146 from jeff1evesque/js_audioRecorder

#118: add comment on 'URL.createObjectURL()'
#119: amend getWave() comment
Merge branch 'master' into js_audioRecorderWorker
#119: amend record() comment
#119: minor language changes
#119: minor language, and spacing changes
Merge pull request #147 from jeff1evesque/js_audioRecorderWorker

#119: Amend comments in AudioRecorderWorker.js
#118: slight change within initial comment