add crack to gemspec
add crack to gemspec

scarl3tt/engine,timsly/engine,boie0025/engine-clone,jhe/Earthena-Website,local-ch/locomotivecms-engine,gdsn13/locridevie,emanuel/engine,Sharagoz/engine,boie0025/engine-clone,LaunchPadLab/engine,furkanayhan/engine,thirus/engine,local-ch/locomotivecms-engine,Coren/engine,gdsn13/locridevie,Coren/engine,dreimannzelt/locomotive-engine,merqlove/engine,thirus/engine,dreimannzelt/locomotive-engine,scarl3tt/engine,thirus/engine,masm/engine,merqlove/engine,masm/engine,slavajacobson/engine,scarl3tt/engine,k-yamada/engine,gdsn13/lococodevie,Sharagoz/engine,travis-repos/engine,slavajacobson/engine,boie0025/engine-clone,Gnuside/contrib-locomotivecms-engine,local-ch/locomotivecms-engine,masm/engine,gdsn13/locridevie,boie0025/engine,travis-repos/engine,travis-repos/engine,dreimannzelt/locomotive-engine,chepri/engine,k-yamada/engine,Vinagility/engine_old,benhutton/engine_bak,bewculture/engine,k-yamada/engine,bewculture/engine,StartupWeekend/engine,StartupWeekend/engine,Sharagoz/engine,gdsn13/lococodevie,boie0025/engine,benhutton/engine_bak,emanuel/engine,furkanayhan/engine,jhe/Earthena-Website,StartupWeekend/engine,local-ch/locomotivecms-engine,ipmobiletech/locomotivecms-engine,k-yamada/engine,chepri/engine,boie0025/engine,Vinagility/engine_old,LaunchPadLab/engine,LaunchPadLab/engine,benhutton/engine_bak,jhe/Earthena-Website,Vinagility/engine_old,thirus/engine,timsly/engine,gdsn13/lococodevie,furkanayhan/engine,chepri/engine,masm/engine,dreimannzelt/locomotive-engine,slavajacobson/engine,timsly/engine,furkanayhan/engine,boie0025/engine,joshsoftware/puneruby,Gnuside/contrib-locomotivecms-engine,ipmobiletech/locomotivecms-engine,ipmobiletech/locomotivecms-engine,joshsoftware/puneruby,Coren/engine,jhe/Earthena-Website,boie0025/engine-clone,joshsoftware/puneruby,travis-repos/engine,merqlove/engine,slavajacobson/engine,bewculture/engine,gdsn13/locridevie,bewculture/engine,LaunchPadLab/engine,Coren/engine,Gnuside/contrib-locomotivecms-engine,timsly/engine,scarl3tt/engine,bewculture/engine,merqlove/engine,emanuel/engine,gdsn13/locridevie,ipmobiletech/locomotivecms-engine,joshsoftware/puneruby,StartupWeekend/engine,gdsn13/lococodevie,chepri/engine