just comments
allow text values to be copied
move some code for reuse, add more utility methods for intervals and
number type conversions
just comments
just formatting fixes
Refactor the search APIs so that they can properly handle searches that
return Components, rather than Concepts.  Clarify the API to distinguish
between the matched Component, and the containing (parent) concept of
the matched component.

Get rid of copy/paste code in the core search impl.

Add support for Dynamic Refex Searches to the (simple) search GUI, and
add support to the GUI Search apis for handling various types of Dynamic
Refex Searches.
Merge branch 'master' of https://github.com/Apelon-VA/ISAAC.git