Updating bulletin section.
Updating course code from ETHN 465 to ETHN 342
Updating course code from HIST 465 to HIST 342
Updating course number changes that have been approved.
Updating course number changes that have been approved.
Updating course number changes that have been approved.
Merge pull request #723 from unl-creq/request-7617

Finalize Request #7617