Most Helpful Girl
The relationship sounds great but it also sounds it has become very toxic and possessive. You both are no good for one another at this point. You both need to take time out and question what the relationship is now. Do you want to be blasted by her insecurities about social networking sites? Is she being overly insecure or are you acting sneaky with your social networking sites? You aren't being played, but you do have an emotional person who is devastated by the break up. Take time to breath, it doesn't do anyone good when you're both spitting fire. Keep calm and use your head, don't react to her hurt. Pros and cons - list them.
Most Helpful Guy
People do crazy things when they're unhappy. Like you effectively telling her to leave you alone and so she has. Nothing to do about that.