Run pyarmor without encryption

[chendu1993]

I'm just running "pyarmor gen" but the output comes encrypted by default. Even running "pyarmor gen --enable-rft" produces encrypted output by default. I want to be able to run pyarmor without encryption turned on to see what it is doing similar to how it is described here:

[Jondy]

Please check topic inside into RFT mode in the online doc.