bringing in projects inverse, algebra, ibm7094

[statespacedev]

readme in ibm7094 has the nutshell. can copypaste below.

ibm 7090/7094

target here is to get the f66 code in projects algebra and inverse running on 7094, as well as pdp10 and linux.

and then hopefully add a project simplex with early lp code as well, again on all three 7094, pdp10, linux.