Fixup for array quoting to retain old behavio of the -quoteArray: method while adding a new safe method which quotes strings in the array.

Postgres.m

@@ -1723,14 +1723,6 @@ static inline unsigned int trim(char *str, unsigned len)
   [super dealloc];
 }
 
-- (SQLLiteral*) quoteArray: (NSArray *)a
-{
-  NSMutableString       *s = [NSMutableString stringWithCapacity: 1000];
-
-  [self quoteArray: a toString: s quotingStrings: YES];
-  return SQLClientProxyLiteral(s);
-}
-
 - (NSMutableString*) quoteArray: (NSArray *)a
                        toString: (NSMutableString *)s
                  quotingStrings: (BOOL)q

SQLClient.h

@@ -972,11 +972,18 @@ SQLCLIENT_PRIVATE
 
 /* Produce a quoted string from an array on databases where arrays are
  * supported (currently only Postgres).  This method is implemented by
- * calling -quoteArray:toString:quotingStrings: with the option to
+ * calling -quoteArray:toString:quotingStrings: with the option to NOT
  * quote strings found in the array.
  */
 - (SQLLiteral*) quoteArray: (NSArray*)a;
 
+/* Produce a quoted string from an array on databases where arrays are
+ * supported (currently only Postgres).  This method is implemented by
+ * calling -quoteArray:toString:quotingStrings: with the option to
+ * quote strings found in the array.
+ */
+- (SQLLiteral*) quoteArraySafe: (NSArray*)a;
+
 /* Produce a quoted string from an array on databases where arrays are
  * supported (currently only Postgres).<br />
  * If the s argument is nil, a new mutable string is created and returned.
@@ -1933,6 +1940,7 @@ typedef struct _SQLClientPoolItem SQLClientPoolItem;
 - (NSString*) queryString: (NSString*)stmt,...;
 - (SQLLiteral*) quote: (id)obj;
 - (SQLLiteral*) quoteArray: (NSArray *)a;
+- (SQLLiteral*) quoteArraySafe: (NSArray *)a;
 - (NSMutableString*) quoteArray: (NSArray *)a
                        toString: (NSMutableString *)s
                  quotingStrings: (BOOL)_q;

SQLClient.m

@@ -2346,9 +2346,22 @@ static int	        poolConnections = 0;
 
 - (SQLLiteral*) quoteArray: (NSArray *)a
 {
-  [NSException raise: NSGenericException
-    format: @"%@ not supported for this database", NSStringFromSelector(_cmd)]; 
-  return nil;
+  NSMutableString	*s;
+
+  s = [self quoteArray: a 
+	      toString: nil 
+	quotingStrings: NO];
+  return SQLClientProxyLiteral(s);
+}
+
+- (SQLLiteral*) quoteArraySafe: (NSArray *)a
+{
+  NSMutableString	*s;
+
+  s = [self quoteArray: a 
+	      toString: nil 
+	quotingStrings: YES];
+  return SQLClientProxyLiteral(s);
 }
 
 - (NSMutableString*) quoteArray: (NSArray *)a

SQLClientPool.m

@@ -1326,6 +1326,11 @@ static Class      cls = Nil;
   return (SQLLiteral*)[_items[0].c quoteArray: a];
 }
 
+- (SQLLiteral*) quoteArraySafe: (NSArray*)a
+{
+  return (SQLLiteral*)[_items[0].c quoteArraySafe: a];
+}
+
 - (NSMutableString*) quoteArray: (NSArray *)a
                        toString: (NSMutableString *)s
                  quotingStrings: (BOOL)_q