Code refactor and basic error handling

Added Timer to track script exuction (OO styled)
Added CoordinateCoverter to make it simple to change ivac to DEC format
easier
Code refactor to use new classes
Placed classes in a lib folder
Added basic error handling showing bootstrap styled errors when a line
is not in a valid format
Move stop call to page loaded in

Calling the stop() function returns displayTime() refactored code to
call stop instead of displayTime() to display the page load time
Merge pull request #1 from Douglasdc3/master

OO refactoring