Removed jQuery dependencies

Removed the script that loaded jquery
Added error for db connections

Added an error message if mysqli cannot make a connection to the
database
Removed responsive stylesheet

Removed automatic creation of responsive style sheet
Removed responsive association

Removed responsive field from the form and also removed responsive link
in the head section of the html document
Removed responsive association - file

Removed responsive field from the form and removed responsive link in
the head of the html files