Minor bugs: Eval on strings

[toqueteos]

With newline character

Eval of "Hello\nWorld" reports Hello.

Nothing on console.

http://i.imgur.com/toR5aKh.png

With tabs or multiple spaces

Eval of "Hello\tWorld" reports Hello World (single space). Eval of "Hello\t World" (one or more spaces between Hello and World) reports Hello World (single space).

With comments

"""Hello World!""" reports Hello World!. It should report nothing.