hours, various edits, + sanborn maps

Since the last post...

·  Subject Librarians and "Instruction and Tours" pages updated to show new liaison assignments:
http://www.ulm.edu/library/subjectlibrarians.html
http://www.ulm.edu/library/instruction.html

·  4th of July and Intersession hours have been posted

·  Removed Sanborn Maps from the website because LOUIS no longer carries this resource

·   Changed old LOUIS URL to new LOUIS URL. Some remain on older pages, but not on the public ones.