Minor bug fix

A minor bug fix.

Version 3.4.3

Bug fixes to correct clamping issues when running Maxent from dismo, and to correct abrupt changes to response curves for floating-point predictors due to "add samples to background" not always working for floating-point predictors.

Version 3.4.1

If a model was recreated multiple times during the same software run,
the effect of the beta multiplier was compounded. A change to
FeaturedSpace fixed this bug.

Version 3.4.1-alpha

Preliminary fix for a bug that caused regularization multiplier to be have increasing effect over multiple runs