Add app's node_modules dir to resolveLoaders. (#583)
Add app's node_modules dir to resolveLoaders. (#583)

Otherwise, webpack will throw an error saying
it couldn't find entries.
That's because it couldn't find babel-loader and
other loaders installed into app's node_modules dir.
zeit/next.js,azukaru/next.js,arunoda/next.js,azukaru/next.js,callumlocke/next.js,JeromeFitz/next.js,sedubois/next.js,azukaru/next.js,zeit/next.js,nelak/next.js,giacomorebonato/next.js,zeit/next.js,flybayer/next.js,nahue/next.js,JeromeFitz/next.js,flybayer/next.js,flybayer/next.js,flybayer/next.js,azukaru/next.js,dizlexik/next.js,JeromeFitz/next.js,kevmannn/next.js,JeromeFitz/next.js,BlancheXu/test,BlancheXu/test,kpdecker/next.js,nikvm/next.js,BlancheXu/test