- It is now possible to assign employee and work function when updating a shift. Furthermore, the current assigned values will be preset in the fields.
- Rewritten function to assign a NULL value to a shift employee id when no employee is set. Functionality moved from functions.php to if-statements in browseDate.php
Merge branch 'master' of https://github.com/ddalgaard/P4-HP

Conflicts:
	css/main.css
	functions.php