Using queryDB for link categories.
Merge branch 'umaster' into linksMod2
Another set of refactoring
More queryDB usage for links module
More refactoring.
Fixing a bug with deleting a category and continue refactoring
More queryDB code refactoring added to links module
More queryDB introduction to links module
More refactoring for queryDB usage.
More refactoring.
Using DEFAULT in INSERT queries
Fixing index.php to work with searches and order by statements since the flow must be changed to work with queryDB
Merge branch 'umaster' into linksMod2
foreach loop simplification
Merge pull request #41 from anvk/linksMod2

A complex pull request which replaces every sql query instance in Links Module with queryDB()