Add some tests for using _attachments in views.
Add some tests for using _attachments in views.

git-svn-id: c1f8a8ec0b3bb2e99ab3413722f81f687760e79c@735284 13f79535-47bb-0310-9956-ffa450edef68

PerilousApricot/bigcouch,andrejb/cloudant_bigcouch,breezjw/bigcouch,kofron/bigcouch,Gussy/bigcouch,KlausTrainer/bigcouch,georgemarshall/bigcouch,benoitc/bigcouch,bittorrent/bigcouch,bittorrent/bigcouch,davidcoallier/bigcouch,linearregression/bigcouch,davidcoallier/bigcouch,benoitc/couchit_experiment,cloudant/bigcouch,andrejb/cloudant_bigcouch,linearregression/bigcouch,georgemarshall/bigcouch,Gussy/bigcouch,breezjw/bigcouch,Gussy/bigcouch,linearregression/bigcouch,cloudant/bigcouch,breezjw/bigcouch,andrejb/cloudant_bigcouch,kofron/bigcouch,andrejb/cloudant_bigcouch,kofron/bigcouch,cloudant/bigcouch,breezjw/bigcouch,andrejb/cloudant_bigcouch,davidcoallier/bigcouch,fkaempfer/couchdb,PerilousApricot/bigcouch,benoitc/couchit_experiment,bittorrent/bigcouch,davidcoallier/bigcouch,kofron/bigcouch,Gussy/bigcouch,linearregression/bigcouch,bittorrent/bigcouch,KlausTrainer/bigcouch,PerilousApricot/bigcouch,andrejb/cloudant_bigcouch,PerilousApricot/bigcouch,cloudant/bigcouch,linearregression/bigcouch,PerilousApricot/bigcouch,bittorrent/bigcouch,linearregression/bigcouch,Asquera/bigcouch,Asquera/bigcouch,cloudant/bigcouch,fkaempfer/couchdb,kofron/bigcouch,Asquera/bigcouch,georgemarshall/bigcouch,benoitc/bigcouch,cloudant/bigcouch,KlausTrainer/bigcouch,Gussy/bigcouch,cloudant/bigcouch,fkaempfer/couchdb,georgemarshall/bigcouch,benoitc/couchit_experiment,benoitc/couchit_experiment,Asquera/bigcouch,KlausTrainer/bigcouch,benoitc/bigcouch,georgemarshall/bigcouch,Asquera/bigcouch,benoitc/bigcouch,georgemarshall/bigcouch,PerilousApricot/bigcouch,breezjw/bigcouch,davidcoallier/bigcouch,benoitc/couchit_experiment,fkaempfer/couchdb,benoitc/bigcouch,Gussy/bigcouch,fkaempfer/couchdb,benoitc/bigcouch,KlausTrainer/bigcouch,KlausTrainer/bigcouch,fkaempfer/couchdb,breezjw/bigcouch,kofron/bigcouch,davidcoallier/bigcouch,Asquera/bigcouch,bittorrent/bigcouch,andrejb/cloudant_bigcouch,linearregression/bigcouch