Merge pull request #10 from Jygsaw/dev

(test) Update tests to fit new server routes
(cleanup) Remove debugging console.log
(test) Integrate mocha done() var into populateThreads
(test) Move thread pre-population into before()
(test) Refactor 'add photo to yarn' test to use populateThreads
(test) Remove debugging console.log
(test) Add option to verify successful result in populateThreads() util
(test) Refactor test to use populateThreads() utility