Remove deprecated tier usage description
Ignore binary
Consolidate pagerduty paramter names
Consolidate parameter validation
Fetch maximum pagerduty list items
Separate Google Drive export

In order to validate the generated numbers, it's beneficial to run
pager-hours without exporting to Google Drive.
Use incident buckets relative to the user's timezone
Remove some US holidays
Add New York as office location
Add Bangkok holiday stub
Set Mimetype when uploading csv files to gdrive
Merge pull request #9 from soundcloud/master

Various fixes by SoundCloud