Prep version 2.1.0

[kenirwin]

• add support for Alma (Ex Libris) catalog #215
• add internationalization support (currency)
• add utilities to test circ connection #236
• password protect stats routes #241

Maybe:

• * add usageLog and googleAnalytics to the server migration guide
• * handle failed user content load #192
• * add student/staff/faculty status to user favs in database? #191
• * include all databases; top and favs above the fold #34
• * Api #247 - adds read-only API for chat-bot