Upgrade Scala to latest patch release
Upgrade Scala to latest patch release

From 2.11.6 to 2.11.7.
Announcement: http://www.scala-lang.org/news/2.11.7

HuangLS/neo4j,HuangLS/neo4j,HuangLS/neo4j,HuangLS/neo4j,HuangLS/neo4j