Make connection an abstract class
Make connection an abstract class

ankane/blazer,starchow/blazer,onfido/blazer,bbcoimbra/blazer,ankane/blazer,Pillow/blazer,starchow/blazer,strivedi183/blazer,strivedi183/blazer,Pillow/blazer,strivedi183/blazer,starchow/blazer,ermolaev/blazer,starchow/blazer,bbcoimbra/blazer,ermolaev/blazer,ermolaev/blazer,wheniwork/blazer,wheniwork/blazer,ankane/blazer,bbcoimbra/blazer,wheniwork/blazer,onfido/blazer,Pillow/blazer,onfido/blazer