Fix #5
Fix #5

Based on http://www.techbar.me/stopping-docker-containers-gracefully/.

Signed-off-by: Tiago Pires <06e6a7a941f8c94adcedff8cf9922f902c4ba2be@gmail.com>

rschmukler/neo4j,tpires/neo4j,neildobson71/docker-neo4j