added sample code from tutorial for jquery autocomplete
made only a few changes, saving progress from work
saving work progress
saving progress from work.  got autocomplete to work...sorta
autocomplete in new_recipe finds source correctly now
made the autocomplete into a 'category' autocomplete
added TODO note in new_recipe.php
separated esha functions into own file. saving from work
made database file to keep database queries DRY
fixed problem with food names not appearing in new_recipe autocomplete
made database.php file insert rows more smartly.  still need to test though
setup test scenario for insert_row, still need to test