Further improvements to the primary construction ...

... via efforts to be able to life kappa by first augmeting the resolution to include the cokernel in degree -1, and shifting to make the source and target of the map to be lifted be in degree 0. However, the application of extend the utilizes the new augmentChainComplex command yields the error "maps not composible", though in a toy example every relevany map appears to have the correct source and target for the map to be composible.
Merge branch 'master' of github.com:Macaulay2/Workshop-2014-Berkeley