Merge pull request #43 from maksimov/develop

Added supportsSpotVirtualMachines()
added datacenter capabilities
Merge pull request #45 from daniellemayne/develop

added datacenter capabilities
Storage Pool support
capabilities changes
Merge pull request #46 from daniellemayne/develop

Storage Pool support
listProducts implementation, couple of minor fixes
bugzid 5018: fixed parseException when setting last boot time
Merge pull request #47 from daniellemayne/develop

listProducts implementation, couple of minor fixes
bugzid 5035: fixed NPE on volume remove
Merge pull request #52 from daniellemayne/develop

bugzid 5035: fixed NPE on volume remove
Updated to compile against the latest core