test: test/inmemory.js compatible with node v0.11
test: test/inmemory.js compatible with node v0.11

jg3526/multer,xixilive/multer,zhaoshiling1017/multer,tchungdojo/multer,ramanujadasu/multer,kangkot/multer,kylev/multer,ACT1GMR/multer,wowzzangga/multer,mixxen/multer,jacobtomlinson/multer,dustin-H/multer,expressjs/multer,hwqin/multer