Updates name section of README

[skip ci]
Adds "incomplete" status, for half-submitted jobs

Can happen if you Ctrl+C or if tej crashes while copying the files, i.e.
between "new_job" and "submit" commands.
Status 'done' -> 'finished'
Adds missing "list" script
Tests and fixes 'list' command
Renames package from "tej-python" to "tej"
Merge branch 'master' into 'vistrails'