OPENJPA-594. Applying Dinkar Rao's patch to the 1.1.x branch.

git-svn-id: https://svn.apache.org/repos/asf/openjpa/branches/1.1.x@655583 13f79535-47bb-0310-9956-ffa450edef68

openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/sql/InformixDictionary.java

@@ -96,9 +96,6 @@ public class InformixDictionary
         maxIndexNameLength = 18;
         maxConstraintNameLength = 18;
 
-        // Informix uses a non-standard ":" to separate schema and table names
-        catalogSeparator = ":";
-
         // informix supports "CLOB" type, but any attempt to insert
         // into them raises: "java.sql.SQLException: Can't convert fromnull"
         useGetStringForClobs = true;