r2hpcc.Connect: Creates a connection object for HPCC
In hpcc-systems/r2hpcc: Call HPCC Ws_SQL functions from R

Takes in the HPCC host name, target cluster, user name, password, reult limit and returns a connection object

1 2	r2hpcc.Connect(host, targetCluster, userId, password, resultLimit, debugMode = FALSE, WsSQLPort = "8510")

`host`	- ip address of HPCC host
`targetCluster`	- Target Thor cluster
`userId`	- user id - if the cluster is secure
`password`	- password associated with the user
`resultLimit`	- limits the result at connection level
`debugMode`	- debug mode
`WsSQLPort`	- WsSQL Port default is 8510