Fixed bug: DismaxParams not processed correctly.
Fixed bugs introduced in refactoring.
Eliminated need for Params init() method by passing config reader to constructor.
Resolving VUFIND-799 (Renewal blocks not displayed).
Thanks to Sandino Narciso Vargas Perez for catching the bug.
Committing VUFIND-797 (Horizon holding improvements).
Thanks to Jay Roos.
Resolving VUFIND-798 (Better retrieval of 'title' in Horizon getMyFines).
Thanks to Jay Roos.