added a test case for discretizer that illustrates the problem
added upsampling function & test
remembers arbitrary information about a data.frame for future reference
did not upload all files last time
Merge branch 'truncator' of github.com:robertzk/mungebitsTransformations into truncator
Added Rounding within Truncator to handle Discretizer MisPrecision & Discretizer Unit Test
changed discretizer to handle Unforseen FactorLevels within test(prediction)
added tests to Discretizer FactorGaps
Fixed Discretizer to handle unforseen levels in multiple dimensions
Merge branch 'master' into discretizer_fixes

Conflicts:
	R/discretizer.r
	inst/tests/test-discretizer.r
use arules::discretize digits argument
remove this
test fixes for discretizer
test fixes for discretizer
redoc
remove these
final test
final discretizer test
see if this fixes CI
try one test at a time since the rest cause travis to hang