[nqp] add passing test 59 to run_tests
[nqp] support :p in NQPCursor.parse, <alpha> (not yet for unicode), pass test 50
remove leftover
start of switching to using 6model serialization, nqp::say("Hello World") works
[nqp] parse parts the serialized objects format, emit code to load the setting
Loading of a minimial nqp setting works. We pass 2 tests.