Function pushHashParameters

pushHashParameters(parameterName, parameterValue): void
JMap.History.pushHashParameters

You can add or update a parameter in the url hash.
Parameters
- parameterName: string
  the name of the parameter
- parameterValue: string
  the string value of the parameter, only string are accepted.
Returns void
Throws
Error if parameterName is not a valid string

Example
```
// Ex. url is = ***http://localhost:8080/services/ng#ngProjectId=0***

JMap.History.pushHashParameters("myvar", "test")

// The url is now = ***http://localhost:8080/services/ng#ngProjectId=0&myvar=test***
```