include the spider
Add a downloader that will only download html content
Include monolog
Add a logging function
Add a basic logger
Update vagrant to include beanstalkd
ignore the beanstalkd console
Ignore everything in the tmp directory
add db schema for scans and metrics
Remove the pages table and autoincrement ids
Update schema, support pass/fail
change the grade to a double
Save the letter grade
Make the uri unique per scans_id
Add scan record classes
Update SQL

Update field types and names to be more appropriate
Remove the unique uri per scan index

A URI should be able to be scanned multiple times for a scan, without having to rescan the entire site.  That re-scan should not overwrite history.
Use a status field instead of a boolean is_scanned field
add the job id to the scanned_page table
Only Log, don't schedule