Issue 75: added a test with forRelaxedEqualExamples
Removed unused code
Issue 74: support for single-value enums (a.k.a. singletons)
Issue 76: Ant 1.9 failure on JUnit
Issue 77: Unit test order issue
Issue 77: AbstractMethodError's message is sometimes empty
Merge remote-tracking branch 'upstream/master'

Conflicts:
	test/nl/jqno/equalsverifier/util/FieldIterableTest.java