Rename constant.

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/csv/trunk@1397772 13f79535-47bb-0310-9956-ffa450edef68

Author: garydgregory

src/main/java/org/apache/commons/csv/Constants.java

@@ -22,7 +22,7 @@
  */
 class Constants {
 
-    static final char BELL = '\b';
+    static final char BACKSPACE = '\b';
     static final char COMMA = ',';
 
     /**

src/main/java/org/apache/commons/csv/Lexer.java

@@ -17,7 +17,7 @@
 
 package org.apache.commons.csv;
 
-import static org.apache.commons.csv.Constants.BELL;
+import static org.apache.commons.csv.Constants.BACKSPACE;
 import static org.apache.commons.csv.Constants.CR;
 import static org.apache.commons.csv.Constants.END_OF_STREAM;
 import static org.apache.commons.csv.Constants.FF;
@@ -79,7 +79,7 @@ int readEscape() throws IOException {
         case 't':
             return TAB;
         case 'b':
-            return BELL;
+            return BACKSPACE;
         case 'f':
             return FF;
         case END_OF_STREAM: