- allows a load-balancer to verify that VuFind is available and functional.

Can be used for example to force using SOCKS 5 proxy.

The config would look like:

[Proxy]
host = localhost
port = 5000
type = socks5

Note that turning an SOCKS 5 proxy on is as easy as executing "ssh -D 5000 username@hostname"

- used for an automatic fallback to another Solr server (a replication slave or SolrCloud replica).

- Fix handling of labels
- Ignore records with no 'item'

* xml gets converted to json
* changed signature of DAIA driver: instantiated with DateConverter
* refactored DAIA code for more hooks for customize modules
* several bugfixes
* reports always success to Autoconfigure ILS-Test querying id "1" (not a valid DAIA id)

Get rid of action="" in forms (not valid in HTML5)-pt2

Get rid of action="" in forms (not valid in HTML5)-pt2, there were some action="" left, now they're gone.
Reference: https://github.com/vufind-org/vufind/pull/369

Show Lightbox title also for bulk action buttons.