<rdar://problem/13312903>
<rdar://problem/13312903>

Exports write() and flush() from SBCommandReturnObject to enable file-like output from Python commands.
e.g.:
def ls(debugger, command, result, internal_dict):
    print >>result,”just “some output”

will produce
(lldb) ls
just “some output
(lldb) 


git-svn-id: 4c4cc70b1ef44ba2b7963015e681894188cea27e@177807 91177308-0d34-0410-b5e6-96231b3b80d8

apple/swift-lldb,llvm-mirror/lldb,apple/swift-lldb,llvm-mirror/lldb,apple/swift-lldb,llvm-mirror/lldb,apple/swift-lldb,llvm-mirror/lldb,llvm-mirror/lldb,apple/swift-lldb,apple/swift-lldb