chore(package): update when to version 3.7.7
chore(package): update when to version 3.7.7

http://greenkeeper.io/
Offirmo/web-tech-experiments,Offirmo/html_tests,Offirmo/html_tests,Offirmo/web-tech-experiments,Offirmo/html_tests,Offirmo/web-tech-experiments,Offirmo/html_tests,Offirmo/web-tech-experiments,Offirmo/html_tests