Add `_.any()` to test of `self._hasNegativeNumberOptionals` in action_container._addAction. Which makes that property: `[true]` If there is any negative number option flag, all negative numbers are treated as optionals. test/negarg.js is based on the corresponding section in the Python documentation.
Correction to inferring action.dest from option strings
In the absence of a long option it failed to infer the dest from the short one. examples/short_dest demonstrates this inferrence
Fix incorrect 'storeConstant' action name in docs