Refactored DataboxBuilder in ClientBuilder
Added eclipse ignore files
Bugfix
Bugfix
Added KPI contruct
Cleanup
Removed duplicated method addKPI in DataboxBuilder as PHP doesnt support
method overloading.
Refactored authentication on client to support multiple connections
Bugfix
isEmpty() added on DataboxBuilder
Added removeEmptyColumns() on Table class
Merge pull request #3 from umajeric/master

Refactored authentication on client to support multiple connections