Register Based VM (partial) and better regcode

[ammarbinfaisal]

call/return does not work printing string segfault for-in does not work

and many other things fail but saving progress here

[ammarbinfaisal]

now the issues mentioned in the previous comment are fixed

[ammarbinfaisal]

• [ ] print tuples and maps
• [x] fix print for lists - comma separated enclosed in [ ]
• [ ] squash other bugs
• [ ] preemptive coroutine scheduling
• [ ] channels as mpsc lock free queues
• [ ] generational gc

[ammarbinfaisal]

merging before completing the vm