fix weird error in integration tests
fix weird error in integration tests

somehow the variable "$i" gets overwritten in integration-testing/multi-nodejs-test/test.sh:20, which is why we now rename it to a more meaningful variable

mosoft521/handlebars.js,handlebars-lang/handlebars.js,handlebars-lang/handlebars.js,mosoft521/handlebars.js,mosoft521/handlebars.js,mosoft521/handlebars.js,handlebars-lang/handlebars.js,mosoft521/handlebars.js,handlebars-lang/handlebars.js,handlebars-lang/handlebars.js