fix 6 warnings in xCode 4.3.3 and xCode4.5 DP1

@@ -212,7 +212,7 @@
 
 + (NSError *)deflateErrorWithCode:(int)code
 {
-	return [NSError errorWithDomain:NetworkRequestErrorDomain code:ASICompressionError userInfo:[NSDictionary dictionaryWithObjectsAndKeys:[NSString stringWithFormat:@"Compression of data failed with code %hi",code],NSLocalizedDescriptionKey,nil]];
+	return [NSError errorWithDomain:NetworkRequestErrorDomain code:ASICompressionError userInfo:[NSDictionary dictionaryWithObjectsAndKeys:[NSString stringWithFormat:@"Compression of data failed with code %hi",(short)code],NSLocalizedDescriptionKey,nil]];
 }
 
 @synthesize streamReady;

@@ -211,7 +211,7 @@
 
 + (NSError *)inflateErrorWithCode:(int)code
 {
-	return [NSError errorWithDomain:NetworkRequestErrorDomain code:ASICompressionError userInfo:[NSDictionary dictionaryWithObjectsAndKeys:[NSString stringWithFormat:@"Decompression of data failed with code %hi",code],NSLocalizedDescriptionKey,nil]];
+	return [NSError errorWithDomain:NetworkRequestErrorDomain code:ASICompressionError userInfo:[NSDictionary dictionaryWithObjectsAndKeys:[NSString stringWithFormat:@"Decompression of data failed with code %hi",(short)code],NSLocalizedDescriptionKey,nil]];
 }
 
 @synthesize streamReady;

@@ -98,7 +98,7 @@
 		[queryParts addObject:[NSString stringWithFormat:@"delimiter=%@",[[self delimiter] stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding]]];
 	}
 	if ([self maxResultCount] > 0) {
-		[queryParts addObject:[NSString stringWithFormat:@"max-keys=%hi",[self maxResultCount]]];
+		[queryParts addObject:[NSString stringWithFormat:@"max-keys=%hi",(short)[self maxResultCount]]];
 	}
 	if ([queryParts count]) {
 		NSString* template = @"%@?%@";

@@ -161,13 +161,13 @@ static void logNetworkStatus_(const char *name, int line, NetworkStatus status)
 	
 	switch (status) {
 		case kNotReachable:
-			statusString = [NSString stringWithString: @"Not Reachable"];
+			statusString = @"Not Reachable";
 			break;
 		case kReachableViaWWAN:
-			statusString = [NSString stringWithString: @"Reachable via WWAN"];
+			statusString = @"Reachable via WWAN";
 			break;
 		case kReachableViaWiFi:
-			statusString = [NSString stringWithString: @"Reachable via WiFi"];
+			statusString = @"Reachable via WiFi";
 			break;
 	}