Removing update_url from manifest files
Removing update_url from manifest files

01org/webapps-scientific-calculator,modulexcite/webapps-scientific-calculator,i-devil/webapps-scientific-calculator,modulexcite/webapps-scientific-calculator,HageMaster3108/webapps-scientific-calculator,01org/webapps-scientific-calculator,i-devil/webapps-scientific-calculator