[ADD] vsphere monitoring support;
[CHANGE] code style compliance;
Merge pull request #118 from Bigpoint/vsphere-support

Vsphere support
[CHANGE] codestyle compliance;
Merge remote-tracking branch 'remotes/origin/next'

* remotes/origin/next:
  [CHANGE] codestyle compliance;
  [CHANGE] code style compliance;
  [ADD] vsphere monitoring support;
increase version number to 0.1.159