Enabled faster static analysis; partially reverted 89cafbec (ref #149, #168).

The slower setting was too slow and too verbose.
Upgraded copas and coxpcall libraries (closes #144).
Fixed showing known functions in auto-complete.
Added suggesting dynamic words as fields in auto-complete.
Fixed hiding launched windows when running/debugging (Windows).
Added hiding console window for Corona (2013.8.28+) applications (Windows).