Merge pull request #30 from RealOpInsightLabs/github-workstation

PR merged
refactoring: now load data from livestatus host per host
Merge pull request #32 from rchakode/github-workstation

refactoring: now load data from livestatus host per host
renamed variables
refactoring on data retrieving
 * drop support for QTcpSocket: replace by native tcp socket
 * update interface of load check methods