start of backup tests
backup tests 1
real test mode scheduler
recovering connections
recovering input
recovering processing
monitoring failure + handling backup failure
final version
redundancy test results
Merge branch 'master' into redundancy

Conflicts:
	code/CCLabCore/src/main/java/com/cclab/core/scheduler/Node.java
	code/CCLabCore/src/main/java/com/cclab/core/utils/BootObserver.java
	code/CCLabCore/src/main/java/com/cclab/core/utils/NodeLogger.java
	code/CCLabCore/src/main/resources/log4j.properties
	helper.sh
Merge branch 'master' into redundancy

Conflicts:
	code/CCLabCore/src/main/java/com/cclab/core/scheduler/Node.java
	code/CCLabCore/src/main/java/com/cclab/core/utils/BootObserver.java
	code/CCLabCore/src/main/java/com/cclab/core/utils/NodeLogger.java
	code/CCLabCore/src/main/resources/log4j.properties
	helper.sh
Merge pull request #19 from mickdelange/redundancy

Redundancy