Squashed 'doc/' changes from 8098c01f..313aba28

313aba28 Merge commit 'eacc9c40b79c7f0e0342610249f45640ee2151c5'
eacc9c40 Squashed 'phreeqc3-doc/' changes from ee42c30..92562d5

git-subtree-dir: doc
git-subtree-split: 313aba2828a234479f3795ebe7517cc2fd2844ab

phreeqc3-doc/RELEASE.TXT

@@ -1,4 +1,15 @@
 Version @PHREEQC_VER@: @PHREEQC_DATE@
+
+  	-----------------
+	May 18, 2024
+  	-----------------
+	DATABASES:
+	sit.dat was updated to version 12a (Aug 22, 2023) from www.thermochimie-tdb.com.
+
+	Amm.dat, iso.dat, llnl.dat, minteq.dat, minteq.v4.dat, phreeqc.dat, 
+	phreeqc_rates.dat, pitzer.dat. Tipping_Hurley.dat, and wateq4f.dat were 
+	reformatted by using the lsp utility by David Kinniburgh from phreeplot.org.
+
   	-----------------
 	May 3, 2024
   	-----------------