Prevented looking up incorrect object handles.

Previously, dAtoi would be called on arbitrary strings delimited
only by the / character. Now, Sim::findObject actually checks that
object handles (strings starting with a digit) actually only contain
digits or slashes.
Fix for unexpected behavior described in issue #704
deprecated functionality. T3D handles this in the reflector class.
Merge pull request #819 from GarageGames/development-3.6

Version 3.6.1
Merge pull request #148 from eightyeight/simfindobject

Prevented looking up incorrect object handles
Merge pull request #721 from Azaezel/CubemapCleanup

deprecated functionality. T3D handles this in the reflector class.
Merge pull request #705 from andr3wmac/ConsoleReturnFix

Fix for unexpected behavior described in issue #704
Merge branch 'development' into console-func-refactor

Conflicts:
	Engine/source/console/compiledEval.cpp