Call stack exceeded by beatpicker

The current code for `initializeBitCal` is not optimized at all. Your current code causes call stack exceeding on a gallery page. Instead of filtering `$("*")` you should just go straight with a proper selector that won't cause the code to fail. We've fixed this locally in our code by changing the selector in `initializeBitCal()` to `$("[data-beatpicker='true']").`