Added skeleton to user sign-in capabilities
Merge branch 'sign-in' into feature
added install folder that has resources for aiding in installation
Change link names to 'My Foods' and 'My Recipes'
Modify comment in new_recipe.php
Make registration form
Make skeleton for registration validation
  Make skeletons for the following functions:
    validate_email_syntax
    validate_email_uniqueness
    validate_password_syntax
    validate_password_match
Add functionality for validate_email_syntax in register.php
Change tab space to 2 in database.php
Add functionality for validate_email_uniqueness() in register.php
Add functionality for validate_password_syntax() in register.php
Do not save db as session variable in register.php
Add organization to main code in register.php
Add functionality for validate_password_match in register.php
Complete form validation for register.php
Change db column from 'name' to 'email'
  -In the t_users table
Implement functionality for saving users
Log user in after registering
Fix formatting in new_food.php
Fix documentation in make_registration_form() in register.php