Turning on 64 bit int in nightly test scripts that run on Irina K.'s machine.

Updating AlbanyT_TODO given some progress made in the past couple of days.
Modifying nightly test scripts for Irina K.'s machine so both 32 bit and 64 bit builds
are created / tested for the Albany tpetra branch.
Merge branch 'tpetra' of github.com:gahansen/Albany into tpetra