Merge branch 'release/0.3.0'
Merge branch 'release/0.3.1'
Merge branch 'release/0.3.2'
Merge branch 'release/0.4.0'
Update reamde
DynamoDB Projection with NonEmptyKeys is used only when ProjectionType is INCLUDE.
Use sbt 0.13.7-RC2
version 0.4.1
Merge branch 'release/0.4.2'

Conflicts:
	README.md
	project/Build.scala
	project/build.properties
Merge branch 'release/0.4.3'
withWaitTimeSeconds
Merge branch 'develop' of https://github.com/droidlabour/AWScala into develop