Removed stubs for box and general quadratic surfaces.
Get rid of ancient tests that don't work.
Changed Plot derived type to PlotSlice and plotter module to plot.
Initial support for multiple S(a,b) tables. Still need sorting of i_sab_nuclides and i_sab_tables.
Remove assumed short circuit evaluation for S(a,b) tables.
Sort i_sab_nuclides and i_sab_tables. Closes #83.
Some fixes in hdf5_write_materials.
Deallocate names and sab_names in Material derived type.
Changed Vanadium in modified abundances file for split_nuclide script.
Added derivation for reflection off of cones in documentation.
Ability to specify natural elements in materials. Closes #97.
Fixed reaction_name for MT=849.
Added test for <element>.
Added test for multiple S(a,b) tables.
Added description of <element> to user's guide.
Updated release notes.
Changed protocol for git clone in install instructions.
Add checks for redundant unique IDs in user input.
Added cross_sections.xml for MCNP-distributed ASCII cross sections.
Added save attribute in input_xml module.