Removed jsPDF

Though this is a promising library, XFDL fit the bill better for this
application.
Fixed 898 validation CSS for IE 10
Added sprites for XFDL buttons/print button
Moved #noAnimate to base-ui & added noAnimate for requirements modal
Added modal-requirements

Popup used to display the generated 898 XFDL
Refactoring of requirements controller

cleaned up some of the dumb variables & some syntax errors
Added e898 directive

- Directive generates an 898 xddl file within FTSS
- Hosted in any element an on object element
- Pre-fills in the data from the requirements scope
- Adds row automatically for each course
- Supports digital signatures
- Adds printing/export support for the 898
- This is a custom-made 898 based off of FTSS & the original 898