Completed test: testEncodeRelativeRadii added new util methods and classes
fix other broken tests that previously (erroneously) passed
Merge remote-tracking branch 'upstream/master' into coordinatework

Conflicts:
	src/test/java/org/numenta/nupic/util/ArrayUtilsTest.java
Move rightVecProd to Encoder from SparseObjectMatrix, more clean up
added testRelativePositionsAndRadii
Added util methods to ArrayUtils and finished CoordinateEncoderTest
Added New Test Launch for CoordinateEncoderTest
cobertura fix test
Fix Cobertura and reports
Merge pull request #117 from cogmission/coordinatework

Coordinatework