Publishing new version
Validates bucket object names

- Uses the same regex as the simperium service
- Trims whitespace from keys before validating

Fixes #35
Validates bucket names

- Simperium service requires that bucket names only have certain characters

Fixes #36
Fixing reindexing

- faster now that db has been tuned
- lower priority thread
- sleeps after each item is indexed to give time to other threads