Refactor breadcrumb class
Refactor links array and remove last link option

The option to render the last crumb as a link was functionally deprecated.  It can now be removed.
Apply PSR formatting
Remove reset method and add test
Update main page template
Specials by Category and Manufacturer need price range and messages
Update defined_page.php for secure images
Additional Admin Switches chmod /pub and Categories/Products Go To
Some servers returning references to an invalid index value if the SQL query returned is empty
Shipping module unable to register an error
Correct issues on Gift Certificate defines
Page not found when incorrect EZPage link remove status
Merge pull request #151 from ajeh/gift-certificates

Correct issues on Gift Certificate defines
Update docblocks
Merge pull request #152 from ajeh/EZPages-header

Page not found when incorrect EZPage link remove status
Merge pull request #150 from ajeh/shipping-module-error-reference

Shipping module unable to register an error
Merge pull request #147 from texdc/160_refactor_breadcrumb

Refactor Breadcrumb class
Merge pull request #146 from ajeh/definedpage

Update defined_page.php for secure images
Merge pull request #149 from ajeh/zen_has_product_attributes

Some servers returning references to an invalid index
Fixes #128 - Change display of Admin login password expiry notices

For some reason, modern-day computer users don't understand the concept of "password expiration" as well as people accustomed to using client-server or mainframe systems, and thus tend to become paranoid at the concept of a password "expiring". They think they'll be locked out, rather than merely required to provide a new password on a scheduled cycle.

This commit simply removes the language causing the confusion. Less is more.