added add/show geolocation and changed name from TweetModel to PostModel

Mac/PostModel.m

@@ -0,0 +1,25 @@
+//
+//  TweetModel.m
+//  Tentia
+//
+//  Created by Jeena on 10.01.11.
+//  Copyright 2011 __MyCompanyName__. All rights reserved.
+//
+
+#import "PostModel.h"
+
+
+@implementation PostModel
+
+@synthesize text, inReplyTostatusId, inReplyToEntity, location, image;
+
+- (void)dealloc {
+	[text release];
+	[inReplyTostatusId release];
+    [inReplyToEntity release];
+    [location release];
+    [image release];
+	[super dealloc];
+}
+
+@end