Update gemspec
Update gemspec

7091lapS/timecop,rednovalabs/timecop,grosser/timecop,travisjeffery/timecop,ducthanh/timecop,backupify/timecop,ducthanh/timecop,backupify/timecop,rednovalabs/timecop,7091lapS/timecop,kidaa/timecop,grosser/timecop