Update interaction_based_testing.rst

'>>' or '>>>' is a right-shift operator
switch back to spring 3.2.2 to make code compile
Merge pull request #15 from Opalo/patch-1

Update interaction_based_testing.rst
fixed issue 338: GC calls to finalize() on mocks cause strict interaction specifications (0 * _) to fail intermittently

- renamed DefaultEqualsHashCodeToStringInteractions to DefaultJavaLangObjectInteractions
Added docs for Stepwise, Timeout, Use, ConfineMetaClassChanges, AutoCleanup, Title, Narrative, Issue, and Subject extensions
Merge branch 'groovy-1.8' into groovy-1.9