Made the go back link back to appindex.
No idea why I'm merging...

Merge branch 'master' of https://github.com/sjdixon/CPSC471Library
Added new user management form.
Merge branch 'master' of https://github.com/sjdixon/CPSC471Library

Hopefully merging changes for the fix of a defect where forms did not appear properly in inventory.
Made dialog button work for user management.
Uploaded better template for user management.
Merge branch 'master' of https://github.com/sjdixon/CPSC471Library
Merge branch 'master' of https://github.com/sjdixon/CPSC471Library
Fixed some defects in Login.php and verification.php, including mispellings.
Reformatted code, added db_selection error if block.