Updated the LLDB qRegisterInfo documentation to contain information on the new "invalidate-regs" and "container-regs" keys that can be returned in response to a qRegisterInfo packet.



git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@173102 91177308-0d34-0410-b5e6-96231b3b80d8