Remove obsolete modules.

They reference tools under GMT::Maq, which no longer exists.
Build Lister: order_by default value set to date_scheduled
Merge pull request #150 from tmooney/remove_maq_references

Remove obsolete modules that reference GMT::Maq commands.
Build CLI Lister: use created_at as default order by
Merge pull request #152 from ebelter/build-lister-by-date-sheduled

Build Lister: order_by default value set to date_scheduled