[ENSCORESW-591]. Removing unwanted config.
[ENSCORESW-591]. Removing unwanted config.

The other bits of configuration does not help 
users to configure the test cases. Instead we 
will just limit it down to connection details.
helensch/ensembl-rest,ens-lgil/ensembl-rest,helensch/ensembl-rest,helensch/ensembl-rest,willmclaren/ensembl-rest,ens-lgil/ensembl-rest,willmclaren/ensembl-rest,willmclaren/ensembl-rest,helensch/ensembl-rest,ens-lgil/ensembl-rest,willmclaren/ensembl-rest,ens-lgil/ensembl-rest,helensch/ensembl-rest,willmclaren/ensembl-rest,ens-lgil/ensembl-rest