Enable strict and fix fallout
Enable strict and fix fallout

The commenting out of `use strict` was masking many errors and no-ops in this script. Including typo variable names which will have effected any numeric results produced for the benchmark. I've reviewed the code as best I can without really knowing the full test case. But this will need testing.
mrkmarron/ChakraCore,mrkmarron/ChakraCore,mrkmarron/ChakraCore,Microsoft/ChakraCore,Microsoft/ChakraCore,Microsoft/ChakraCore,Microsoft/ChakraCore,mrkmarron/ChakraCore,Microsoft/ChakraCore,mrkmarron/ChakraCore,mrkmarron/ChakraCore,Microsoft/ChakraCore,mrkmarron/ChakraCore