Fixed compile problems following addition of resource pools and visible scope.
Changed Vsphere SDK version from 5.5-beta to 5.1 (which actually exists).
Merge pull request #15 from maksimov/develop

Develop
Updated the vijava dependency once again to 5.5-beta, which this time is deployed to our artifactory, and is taken from http://sourceforge.net/projects/vijava/files/vijava/VI%20Java%20API%205.5%20Beta/
Merge pull request #16 from maksimov/develop

Updated the vijava dependency once again to 5.5-beta, which this time is...
sphere resource pool support and core updates
merge conflicts fixed