Initial updates to tailor guide for Adaptive Lab

- Update document title
- Qualify the note on using shortcuts for checking equality
- Add section on type checking (modified from jQuery style guide)
- Modify section on block formatting (always use multiple lines)
- Modify whitespace (use 4 spaces not 2)
- Add subsection on naming arrays
- Replace contents of the modules section with a reference to the
  relevant section in Idiomatic.js
Remove unused perf reference to bang operator