Updated standards for ATSDR minimal risk levels,
Louisiana, and North Carolina to 2014 levels
Updated Texas standards to 2014 version
Added note about standards updates
ascii-ify
more space before standards update paragraph
more space before standards update paragraph
more space before standards update paragraph
more space before standards update paragraph
more space before standards update paragraph
Revised note about level up-to-dateness
Merge branch 'release/alpha' into release/production