iPhone OS 3.1 to drop before end of July? [Rumor]

With numerous iPhone 3G/S overheating horror stories popping up over the web, tales of slugishness with this new found 3.0 software, and overall bugginess, one would think Apple would want to get on it and issue a fix ASAP. And that is exactly what Apple is doing. Leaked images of beta builds of iPhone OS 3.1 have been making their way around the web the last couple of days bringing with them numerous fixes and enhancements. One recent security hole that was found involving malicious code sent through SMS messages may actually spell out the release date of OS 3.1…