Add travel information (Datathon #4)

[SamFritz]

Adds in travel information for fourth datathon.

Sections to include:

• [x] Venu
• [x] Floor plans + maps
• [x] Travel to NY
• [x] Accommodations
• [ ] Airports
• [x] Transit to Downtown
• [x] Public Transportation
• [ ] Attractions

PR to be issued after CFP closes Edits completed on ny-datathon branch

[SamFritz]

Closed with merging of PR #144