Fixed initializing Engine

Ignore-this: 37aa97c4bd2b0310ad36d73ea49e446

darcs-hash:20100106125837-1e3d8-19c266e42359a179d3a3723b862381ec12780674
Fixed docstring spacing

Ignore-this: 3b25135fd65aa1cba231562cbccc55a5

darcs-hash:20100106141105-b22ec-1a78cf548a768d1102ec106156f0f3ad7b64b82d