Add document header & overview elements to OLELS e-doc
Update documentation
Create patron record base class & spec
Update patron lookup URL
Make OLELS E_Doc inherit functions from superclass
Finalized patron spec
Add warning to Patron class
Create base classes for patron info lines

- Patron Address Line
- Patron Email Line
- Patron Phone Line
Create patron address line
Create patron phone line object
Create patron email line
Fix patron phone line - phone type selector
Fix patron email line - active checkbox
Add create_line & remove_line to OLELS E-Doc (temporary fix)
Add line objects to patron
Add loading popover element to page base class
Remove unnecessary lib reference
Add patron elements & functions
Add patron identity elements
Make OLELS E-Doc wait for doc id & title on open