build the bs flags only once
app.vendor_projects is defined in config.rb, not xcode_config.rb
add a copyright in lldb.py
fix a bug where ARR_CYCLES_DISABLE are disabled with distributed app

In order to enable ARR_CYCLES_DISABLE, we need to set ARR_CYCLES_DISABLE as environment variable when launch the app.
So, embedded ARR_CYCLES_DISABLE variable into app

http://hipbyte.myjetbrains.com/youtrack/issue/RM-245