fix replacing all occurrences env_block in javascript file reference: http://stackoverflow.com/questions/1144783
fix replacing all occurrences env_block in javascript file
reference: http://stackoverflow.com/questions/1144783

afulist/grunt-dev-prod-switch,sanusart/grunt-dev-prod-switch,afulist/grunt-dev-prod-switch,sanusart/grunt-dev-prod-switch