While the debugger is running, ignore SIGINT (since the debugger handles it and we don't want ios-sim to exit) and handle SIGCHLD by exiting so ios-sim doesn't outlive the debugger.
Added initial Xcode6 beta (6A215l) support
Merge pull request #91 from robovm/xcode6-beta-pr1

Added initial Xcode6 beta (6A215l) support
Merge pull request #83 from gnachman/master

Improve signal handling while the debugger is running
Fixes #99 -  Add the help text into the README #99
Increment version to 2.0.0
Fixes #104 - Installation of the newest version (2.0.0) fails on OS X 10.9.4
Updated version to 2.0.1 for #104
Updated README for new usage.
support xcode 6