improve filestore caching performance
move collection constructor to appropriate place
Merge branch 'dev' of https://github.com/whyrusleeping/jadb into dev
trying to diagnose weird cpu usage
add prof.go to recreate profiling issue
add test with custom implemented json marshalling
fix syscall problem by increasing buffer size for disk writes (thank you go mailing list!)
Merge branch 'dev'

Conflicts:
	collection.go