[DDF-180] Remove System.out.println from CatalogFrameworkQueryTest
[DDF-180] Remove println usage in TestMetacardTransformerActionProvider
[DDF-180] Remove println usage from TestCddaOpenSearchSite.java
[DDF-180] Remove System.out.println() usage for PredicateTest.

Also removed some unused code that had println usage.
[DDF-180] Remove println usage from SearchPageTest.java
[DDF-180] Remove println() usage in TestOpenSearchSiteUtil
[DDF-180] Remove System.out.println() usage from FilterPluginTest
[DDF-180] Remove println() usage from TestXmlTransformer
Merge branch 'DDF-180' of https://github.com/bradh/ddf-catalog into master
Reviewed by: @mrmateo