Route redactions

Was:
- http://api.biola.edu/web/v1/faculty_bios/bio/SLUG
- http://api.biola.edu/web/v1/faculty_bios/grouping/GROUPING
- http://api.biola.edu/web/v1/faculty_bios/bios?slugs[]=SLUG&slugs[]=SLUG

Is now:
- http://api.biola.edu/web/faculty_bios/SLUG
- http://api.biola.edu/web/faculty_bios/grouping/GROUPING
- http://api.biola.edu/web/faculty_bios?slugs[]=SLUG&slugs[]=SLUG