Merge pull request #16 from ziggyzaggy/master

backend rewritten to work with $conn
Merge pull request #17 from ziggyzaggy/master

added Rayyans solution for module books
Merge pull request #18 from ziggyzaggy/master

all pages use navigation bar, navigation bar puts active class to releva...
This is my script for creating the course index
This is my script for creating the course index
Merge branch 'master' of https://github.com/tceduard/cswebportfolio.git
minor changes to the db course scripts and courses update
attach books page(incomplete but books can be attached)