Bug fix: couldn't deliver instruction-limit-reached message because of wrongly named variable.
Added 3+ leg if and && and || to Ruby Reference.
Bug fix: would get JavaScript error about .length if tried to evaluate puts "a (without closing ").
Added string literal to Ruby Reference.
Shorten text in Save button because it was throwing off the layout sometimes.
Clean up old code.
Remove ActiveSupport's monkey-patching of const_missing.
Fix "uninitialized constant UserCode::Infinity (NameError)" exception message so it's "uninitialized constant Infinity (NameError)" instead.
Bug fix: if any User rows had a null google_plus_user_id, you'd be that user when you logged out.