Removed reference in docstring to non-existant function in functions.py
Removed reference in docstring to non-existant function in functions.py

evernote/graphite-web,evernote/graphite-web,evernote/graphite-web,Talkdesk/graphite-web,Talkdesk/graphite-web,Krylon360/evernote-graphite-web,Talkdesk/graphite-web,Talkdesk/graphite-web,Talkdesk/graphite-web,Krylon360/evernote-graphite-web,evernote/graphite-web,Krylon360/evernote-graphite-web,Krylon360/evernote-graphite-web,Talkdesk/graphite-web,Krylon360/evernote-graphite-web,evernote/graphite-web,Krylon360/evernote-graphite-web