restore the removed `Os.isAbsolute`, for compatibility, but marking it deprecated in favour of `Os.isAbsolutish`
This closes #28
Add main class to NOSQL example start.sh script
Fix memory display in MachineEntity by multiplying by 1000
osgi wip
Ground work to load classes from bundles in blueprints
Adds context element to catalogue entries
Fix infinite recursion in Osgis.getBundle
Incorporate loading from bundles into BrooklynEntityClassResolver
Adds version to catalogue items and tests deserialisation
Rename catalog context to libraries
Deprecate BrooklynCatalog.addItem and remove addToClasspath
Note problem with BrooklynAssemblyTemplateInstantiator catalog path
BROOKLYN-13: Handle absent bundle in OsgiManager.tryResolveClass
BROOKLYN-13: adds BrooklynCatalog.addItem(yaml)

- not yet implemented in BasicBrooklynCatalog, as can’t yet parse yaml
BROOKLYN-13: REST PUT /catalog expects yaml rather than groovy