added example files
sort models by loss
using r2 metric for comparison instead of rms
ignore negative values (which break logarithm)
prevent profiler from profiling itself
fixed input size for objects
removed debug output
added special profiler for NodeJS which separates profiling and rewriting
also profile implicit this argument
showing a function scroll source view and button allows skipping to next function
ignore node_modules and generated files
added NodeJS script for rewriting and profiling