Modified mongo interaction when posting a new annotation to use update instead of find_one and save (to avoid lack of transactions)
Modified mongo interaction when posting a new annotation to use update instead of find_one and save (to avoid lack of transactions)

webnard/byu-hummedia-api,trevren11/byu-hummedia-api,jlmcdonald/byu-hummedia-api,webnard/byu-hummedia-api,BYU-ODH/byu-hummedia-api,dcravenus/byu-hummedia-api,jlmcdonald/byu-hummedia-api,dcravenus/byu-hummedia-api,BYU-ODH/byu-hummedia-api,trevren11/byu-hummedia-api