Look for any number of spaces between the VxID and the value

Seems like some vservers have inconsistent formatting here and thus the virtualization is not accurately detected
Added unit tests for multiple spaces in Linux VServer spec

Check if there are multiple spaces before the value of `VxID` for Linux VServer hosts
Merge branch 'patch-1' of github.com:nshahzad/ohai into nshahzad-patch-1
detect any whitespace
Merge pull request #429 from opscode/nshahzad-patch-1

Look for any number of spaces between the VxID and the value [#411]