Refactor createSpec to use importer feature instead of string replacement
Refactor createSpec to use importer feature instead of string replacement

String replacement was too error prone...

bebo/sass-loader,jtangelder/sass-loader,jtangelder/sass-loader,stevemao/sass-loader,bebo/sass-loader,bholloway/sass-loader,mcanthony/sass-loader,jorrit/sass-loader,gabriel-laet/sass-loader,Updater/sass-loader,stevemao/sass-loader,dtothefp/sass-loader,Updater/sass-loader,jorrit/sass-loader,Tol1/sass-loader,dtothefp/sass-loader,mcanthony/sass-loader,Tol1/sass-loader,bholloway/sass-loader,gabriel-laet/sass-loader