eric/m-code-64: 64 bits m-code virtual machine with interpreter and conrsion program @ 8f2c99e6237d885980c4aeb874bd8a8c65bc4aae

Eric Streit 83b9f7c6b2 second commit		3 hete
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m-code-summary-64.md	83b9f7c6b2 second commit	3 hete
m-code-summary.md	83b9f7c6b2 second commit	3 hete
mc64-spec.md	83b9f7c6b2 second commit	3 hete
session-summary.md	83b9f7c6b2 second commit	3 hete