remove selector string option from Subscription constructor
remove selector string option from Subscription constructor

iiet/iiet-git,openwide-java/gitlabhq,dplarson/gitlabhq,iiet/iiet-git,htve/GitlabForChinese,jirutka/gitlabhq,LUMC/gitlabhq,stoplightio/gitlabhq,jirutka/gitlabhq,t-zuehlsdorff/gitlabhq,darkrasid/gitlabhq,openwide-java/gitlabhq,t-zuehlsdorff/gitlabhq,LUMC/gitlabhq,mmkassem/gitlabhq,axilleas/gitlabhq,axilleas/gitlabhq,LUMC/gitlabhq,dreampet/gitlab,jirutka/gitlabhq,iiet/iiet-git,iiet/iiet-git,htve/GitlabForChinese,dreampet/gitlab,dplarson/gitlabhq,openwide-java/gitlabhq,htve/GitlabForChinese,mmkassem/gitlabhq,t-zuehlsdorff/gitlabhq,dreampet/gitlab,dplarson/gitlabhq,mmkassem/gitlabhq,axilleas/gitlabhq,dreampet/gitlab,darkrasid/gitlabhq,mmkassem/gitlabhq,jirutka/gitlabhq,stoplightio/gitlabhq,dplarson/gitlabhq,t-zuehlsdorff/gitlabhq,darkrasid/gitlabhq,stoplightio/gitlabhq,stoplightio/gitlabhq,darkrasid/gitlabhq,axilleas/gitlabhq,htve/GitlabForChinese,openwide-java/gitlabhq,LUMC/gitlabhq