Changed activity router to only service routes at '/activities'
Added gridfs-stream to package.json
activityRoutes.js now accepts mongoose as parameter
Added placeholder for images in activity routes
Added placeholder for posting images to activities.
Added busboy to package.json and activityRoutes.js
Added ability to post and get images for specific activities
Added ability to catch errors in busboy
Fixed bug where response was written twice
Added ability to update activity images
Made change to (hopefully) address errors when deleting multiple images
Simplified activity deletion...will need to go back to also delete images (more updates needed to make this viable in long-term)
Merge pull request #6 from gjtrowbridge/add-images

Add image handling for activities