HOPSWORKS-94 (#125)
HOPSWORKS-94 (#125)

* installed port on hops.site is 51081

* add default values for hopssite version - none

* version none sets hopssite defautls but does not enable it

* no implicit conversion from int to string

hopshadoop/hopsworks-chef,hopshadoop/hopsworks-chef,hopshadoop/hopsworks-chef,hopshadoop/hopsworks-chef