Update README.md

Create multiple configurations so the preview viewer will work

README.md

@@ -1,6 +1,15 @@
 ---
 language:
 - en
+configs:
+  - config_name: BLBGreekLexicon
+    data_files: BLBGreekLexicon.csv
+  - config_name: BLBHebrewLexicon
+    data_files: BLBHebrewLexicon.csv
+  - config_name: NTWords
+    data_files: NTWords.csv
+  - config_name: STEPHebrew
+    data_files: STEPHebrew.csv
 ---
 
 There are 4 separate lexicons, each in a CSV file. All the files are delimited by carats. Two of the files also include internal delimiters.