revert provisioning test
Switched branch to be tested by travis
fix protocol.handler.pckgs
Added data formats for Scilab, minor corrections in Shell and in ContextFactory/operator context method
Merge branch 'provisioner' into v1.0-M3
Added dakota data formats, fixed v.sorcer in provider-root
format SorcerBoot.groovy
Fix Accessor: since Accessor is in sorcer-api, and DynamicAccessor implementations may be loaded by other classLoaders, Accessor must use context class loader to load the implementation.
Added reading Files to String to IOUtils and some default libraries to shell loader
Minor fixes in assembly and repolayout