Added __repr__ to LabelDecorator
Updated imagen/dataviews/featuremapper submodule references
BatchCollector in lancetext now supports checking Collector times

The verify method on BatchCollector now ensures that if certain
measurements have been restricted to specific times, that the
Collector has actually been scheduled to collect at those times.
Simplified submodel decorators by making use of decorated method names
Updated the matchconditions decorator to use method names
Merge pull request #575 from jlstevens/master

Simplified submodel decorators by using method names