git out of git
Merge branch 'master' into tagging
add tag searching
bugfix

making a new post with photo as catherine did not work. Got this instead:
A Database Error Occurred

Error Number: 1048

Column 'post_id' cannot be null

INSERT INTO post2tag (post_id, tag_id) VALUES (NULL, '1')

Filename: /home1/msdlabth/public_html/knights/models/tags.php

Line Number: 95
some test stuff
something to remove dublicates
clear duplicates, I hope.
fix delete