Bumped version number to 0.4.3
PDIO-197 Use mongo-hadoop 1.1.0 to fix inability of data transfer between sharded MongoDB and HDFS
Merge branch 'hotfix-0.4.3' into develop

Conflicts:
	bin/common.sh
	commons/build.sbt
	dist/bin/common.sh
	dist/bin/conncheck
	dist/bin/settingsinit
	dist/bin/users
	dist/conf/predictionio.conf
	output/build.sbt
	process/commons/hadoop/scalding/build.sbt
	process/engines/itemrec/algorithms/hadoop/scalding/build.sbt
	process/engines/itemrec/algorithms/hadoop/scalding/generic/build.sbt
	process/engines/itemrec/algorithms/hadoop/scalding/knnitembased/build.sbt
	process/engines/itemrec/algorithms/hadoop/scalding/latestrank/build.sbt
	process/engines/itemrec/algorithms/hadoop/scalding/mahout/build.sbt
	process/engines/itemrec/algorithms/hadoop/scalding/randomrank/build.sbt
	process/engines/itemrec/algorithms/scala/mahout/build.sbt
	process/engines/itemrec/algorithms/scala/mahout/commons/build.sbt
	process/engines/itemrec/evaluations/hadoop/scalding/build.sbt
	process/engines/itemrec/evaluations/hadoop/scalding/metrics/map/build.sbt
	process/engines/itemrec/evaluations/hadoop/scalding/trainingtestsplit/build.sbt
	process/engines/itemrec/evaluations/scala/paramgen/build.sbt
	process/engines/itemrec/evaluations/scala/topkitems/build.sbt
	process/engines/itemrec/evaluations/scala/trainingtestsplit/build.sbt
	process/engines/itemsim/algorithms/hadoop/scalding/build.sbt
	process/engines/itemsim/algorithms/hadoop/scalding/itemsimcf/build.sbt
	servers/admin/project/Build.scala
	servers/api/project/Build.scala
	servers/scheduler/conf/application.conf
	servers/scheduler/project/Build.scala
	tools/conncheck/build.sbt
	tools/settingsinit/build.sbt
	tools/users/build.sbt