Added RandomizableFilteredClassifier. Made RandomProjection implement Randomizable. Changed FilteredClassifier so that defaultClassifierString() is used in setOptions(). Also, added testWithFail() call in buildClassifier(). Added unit test for RandomizableFilteredClassifier.

git-svn-id: https://svn.cms.waikato.ac.nz/svn/weka/trunk@10023 e0a1b77d-ad91-4216-81b1-defd5f83fa92
Forgot to do an svn add for the unit test.

git-svn-id: https://svn.cms.waikato.ac.nz/svn/weka/trunk@10024 e0a1b77d-ad91-4216-81b1-defd5f83fa92
Reference file for RandomizableFilteredClassifier

git-svn-id: https://svn.cms.waikato.ac.nz/svn/weka/trunk@10026 e0a1b77d-ad91-4216-81b1-defd5f83fa92
Merge remote-tracking branch 'upstream'