Added Mac OSX XCode project with Cocoa userinterface (wrapping GLUT) for Bullet demos

Thanks to TomorrowPlus for the constribution!

Extras/AllBulletDemosOSX/src/BTSimulationParameters.m

@@ -0,0 +1,85 @@
+/*
+Bullet Continuous Collision Detection and Physics Library
+Copyright (c) 2003-2006 Erwin Coumans  http://continuousphysics.com/Bullet/
+
+This software is provided 'as-is', without any express or implied warranty.
+In no event will the authors be held liable for any damages arising from the use of this software.
+Permission is granted to anyone to use this software for any purpose, 
+including commercial applications, and to alter it and redistribute it freely, 
+subject to the following restrictions:
+
+1. The origin of this software must not be misrepresented; you must not claim that you wrote the original software. If you use this software in a product, an acknowledgment in the product documentation would be appreciated but is not required.
+2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software.
+3. This notice may not be removed or altered from any source distribution.
+*/
+
+#import "BTSimulationParameters.h"
+#import "BTDemo.h"
+
+@implementation BTSimulationParameters
+
+- (id) init
+{
+	if ( self = [super init] )
+	{}
+	
+	return self;
+}
+
+#pragma mark Public API
+
+- (void) setIterations: (unsigned) iterations
+{
+	[BTDemo setIterations: iterations];
+}
+
+- (unsigned) iterations
+{
+	return [BTDemo iterations];
+}
+
+- (unsigned) minIterations { return [BTDemo minIterations]; }
+- (unsigned) maxIterations { return [BTDemo maxIterations]; }
+
+
+- (void) setDisableDeactivation: (BOOL) disableDeactivation
+{
+	[BTDemo setDisableDeactivation: disableDeactivation];
+}
+
+- (BOOL) disableDeactivation
+{
+	return [BTDemo disableDeactivation];
+}
+
+- (void) setDrawAABBs: (BOOL) drawAABBs
+{
+	[BTDemo setDrawAABBs: drawAABBs];
+}
+
+- (BOOL) drawAABBs
+{
+	return [BTDemo drawAABBs];;
+}
+
+- (void) setDebugDraw: (BOOL) debugDraw
+{
+	[BTDemo setDebugDraw: debugDraw];
+}
+
+- (BOOL) debugDraw
+{
+	return [BTDemo debugDraw];
+}
+
+- (void) setDrawContacts: (BOOL) drawContacts
+{
+	[BTDemo setDrawContacts: drawContacts];
+}
+
+- (BOOL) drawContacts
+{
+	return [BTDemo drawContacts];
+}
+
+@end