Monitoring: log to file.
Merge branch 'master' into monitoring
Log info to trace
Fixed errors
Added wlg and some logging
Monitoring: task queue length and longest delay.
Monitoring: added provisioning log.
Monitor: shortened done message.
Monitoring: added monitoring
Monitoring: added performance monitoring and queue monitoring.
Merge branch 'monitoring' of github.com:snorberhuis/CloudComputing into monitoring

Conflicts:
	src/main/java/scheduler/Scheduler.java
Merge pull request #34 from snorberhuis/monitoring

Monitoring