Added function includeStyle
Added and modified css files.
general.css contains some CSS rules about all the files.
home.css contains some CSS about the home file, and does some
organizing, although it is not the final stage of home.
In header.php I modified some id to add css
In home.php I added some ids to add css
Merge branch 'master' of https://github.com/pkakelas/endofcodes
Added class "error" which makes the color of errors red
Adds CSS
Fixed some errors
Now when a user selects a country it is inserted to the database
Adds edit settings feature
Changed the structure and the name of the db folder
Changes db schema and adds an age migration script
Deletes unnesecary information from db schema