Create m140520_074221_pattern_details.php

This is the migration that creates the MySQL table that contains the OCR'd Visual Fields ready for analysis
Changed table names.
Removed repeated table names.
Renamed bad table columns.
Command to re-crop field images.
Added checks to ensure cropped image is set.
Updated anon. command.
Merge branch 'jira/4341' into release/1.7
New migration for new threshold patterns.
Migration not needed.
Removed migration.
Merge branch 'feature/new-pattern-migrations' into release/1.7
Simplify recrop command for debugging
Update help on recrop
Set thumbnails to 400px wide
Remove unused view.
[OE-4302] Popup for full visual field images.
Add command to unlink last 3 VF from legacy events for each patient (for test purposes)
[OE-4489] - removing print button and adding initial readme file
Rename and clean up command scripts