First commit of 2008, Happy New Year!

Add option to compile without btClock and without profiling: comment out USE_BT_CLOCK, and #define BT_NO_PROFILE
Fixed typo/case in #include "LinearMath/btQuickProf.h", in SpuParallelSolver.cpp
Removed unnecessary files from libxml CMakeLists.txt

src/LinearMath/btQuickprof.cpp

@@ -15,6 +15,8 @@
 
 #include "LinearMath/btQuickprof.h"
 
+#ifdef USE_BT_CLOCK
+
 static btClock gProfileClock;
 
 inline void Profile_Get_Ticks(unsigned long int * ticks)
@@ -29,6 +31,8 @@ inline float Profile_Get_Tick_Rate(void)
 
 }
 
+
+
 /***************************************************************************************************
 **
 ** CProfileNode
@@ -264,5 +268,5 @@ float CProfileManager::Get_Time_Since_Reset( void )
 	return (float)time / Profile_Get_Tick_Rate();
 }
 
-
+#endif //USE_BT_CLOCK