Merge branch 'master' into nexus_navigator_sorters_and_filters
Correctly mark internal package as such
Fix trailing whitespace
Add missing special cases in JUnit test for how Sorters handle NaN
Fix comments on test to match names to Nexus spec better
Implement and test compareScalarToString

Compare object a as a scalar to String b by first converting b to a type
that matches a.

This is used in the NexusFilter where a user can type a number without
knowing what type of data may need to be compared against
Fix NullPointerExceptions when IFile is a virtual file and has no location
Format code
Merge remote-tracking branch 'origin/master' into nexus_navigator_sorters_and_filters

Conflicts:
	org.dawb.hdf5/src/org/dawb/hdf5/model/internal/HierarchicalDataModel.java
Add some additional explicit test cases
Merge branch 'nexus_navigator_sorters_and_filters'