Enhancements to auto "intellisense" feature just like visual studio

[test_man]

Currently "intellisense" only show up when you enter control+space keys after typing a few characters.

In this case I typed: setctrl and then control+space to show up this:

Another example:

I would be very efficient if this "intellisense" shows up as soon as you start typing first letter of variable name or function name.