Added code for Coupons Add

Added javascript code for add coupons.
Deleted extra new line char

Deleted extra new line char
Modified coupon view (add, index) coupon model and additional.js

Changed function name in additional.js for coupon module.
Added table-hover css codes

Added table-hover css codes
Modifications for Coupons and Webroot

- coupons/add.ctp (table alignment and maxlength)
- css/templatemo_style.css (added table properties)
Modified coupons/view.ctp code

Modified coupons/view.ctp code
Modified coupons/view.ctp
Added codes for coupons module (add, edit, index, view)
Added new codes

- CouponsController for the Cancel function message.
- re-arrange books, coupons, reviews index buttons.
- unify Actions left column items
- added css code for buttons (for testing)
Merge branch 'master' of https://github.com/breinntaguilar/safaribooks
Merge branch 'master' of https://github.com/breinntaguilar/safaribooks

Conflicts:
	app/View/Books/add.ctp