Updated the goal details table

Changed the table format so it looks nicer, and is easier to read
Added the ability to modify and delete the goal, but nothing happens in
the database yet
Finished delete functionality for goals

Added numericUpDownExtenders and validation the the modify text fields
Added functions for deleting and modifying goals
Fixed a bug where if a user deleted their last goal the site would crash
Merge branch 'master' of github.com:Lynart/Project-LimitBreaker into issue114
Finished modify goal

Fixed a small bug in the mp where manage goals button wasn't being
highlighted
Added functionality to the save modification button
Page now doesn't display goals of 0 for attributes that aren't in the
exercise
Fixed a bug where you could break the form by not clicking cancel
fixed the whit labels
added css for calender
Merge pull request #160 from andeic/issue114

Finished modify and delete goal