Merge pull request #1542 from jlipps/master

misc fixes
Fixing get iOS SDK version for Xcode 4
Merge pull request #1543 from penguinho/locale_fix

Fixing get iOS SDK version for Xcode 4
Fixing iosDeviceString for iPad 64-bit case (missing parentheses).
Merge pull request #1544 from curtissiemens/master

Fixing iosDeviceString for iPad 64-bit case (missing parentheses).
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Command Line Tools, JAVA_HOME, and ANDROID_HOME
allow iwebview to access https sites with self-signed certs
Merge pull request #1530 from penguinho/doctor

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Merge pull request #1545 from jlipps/iwebview-https

allow iwebview to access https sites with self-signed certs
go ahead and kill sims before launching a new one