Treat account registration as non-AJAX form to prevent weird workflow issues (submitting subsequent forms to account registration endpoint instead of appropriate targets).

Removing VUFIND-160 workaround now that it is no longer needed (thanks to VUFIND-715 Yaml library improvements).

- Using version 2.1.4 of the Symfony/Yaml component.
- This allows more standards-compliant YAML parsing.

Resolving VUFIND-712 (Inconsistent YAML syntax for search specs QueryFields) and fixing use of escaped slashes in CallNumber munge rules.

* VuFind/Config/Reader/CacheDecorator.php (fromFile): Factor in file
modification time in hash key generation.

Abstracted record toolbar to a separate driver-linked template to allow toolbar customization on a driver-by-driver basis.

Resolving VUFIND-702 (Add Architectural Awareness to Install Script); install script now makes Apache configuration recommendations based on the detected platform.  Thanks to Josiah Knoll for most of the work on this.

made Authority module more robust by standardizing routing.

Resolving VUFIND-596 (Improvements to handling of previous and subsequent titles on record page (MARC 7xx)).

fixed fatal error caused by missing title in 7xx linking fields.

Now that we have upgraded jQuery, we can use its native parseXML() function instead of a local custom one.

Resolving VUFIND-635 (Enable SMS record via Clickatell); some additional work may still be needed to get Unicode characters to transfer correctly.

Added console tool to regenerate hierarchy tree cache.  Added more flexible cache lifetime settings to support new tool.