Merge pull request #49 from Apelon-VA/master

pushing sprint work to gold
prep for next dev cycle
Adding null pointer checks for examining, saving and loading search
refex column data
Random changes.
Merge branch 'master' of https://github.com/Apelon-VA/ISAAC
cruft that should have been removed long ago
Merge branch 'master' of https://github.com/Apelon-VA/ISAAC.git
bind in the docbook generation
reverting some changes that were not intended to be committed.
no idea why that was static... looks like a bug.
fixing hundreds of compiler warnings we have accumulated
fixes to line up with refex API cleanup.
add ISAAC_ROOT, revert multiple root changes and fix find in taxonomy view.
Merge branch 'master' of https://github.com/Apelon-VA/ISAAC
more updates for OTF API changes
Merge branch 'master' of https://github.com/Apelon-VA/ISAAC.git
move create metadata to the Actions menu
aligning to OTF renaming of DynamicRefex classes for consistency (no
code changes)
Changing to manage SearchTypeFilter instance separately from
NonSearchTypeFilter list, adding additional filters, adding
IsDescendantOfFilter and modifying all filters to be based on
properties to allow binding, adding use of ConceptNode in Filter list.
Adding filter list GridPane