Function perf_sprint_all_meters added in OSD_PerfMeter.h to allow printing to string buffer rather than stdout. Macro PERF_PRINT_ALL converted to functional form.
Command dperf added in DRAW to print and conditionally reset all meters.
Description of these tools is added in Debug Hints.
Modified output of command QANTestNCollectionPerformance.
Added test case perf/ncollection/A1
Modified ratio of performance to check all platforms
Small correction of test-case for Windows platform
License statement text corrected; compiler warnings caused by Bison 2.41 disabled for MSVC; a few other compiler warnings on 54-bit Windows eliminated by appropriate type cast
Wrong license statements corrected in several files.
Copyright and license statements added in XSD and GLSL files.
Copyright year updated in some files.
Obsolete documentation files removed from DrawResources.
Commit details:
1) in OSD_PerfMeter, use static functions of OSD_Chronometer class for time measurements instead of specific code to avoid incorrect results on CentOS (due to wrong valus of CLK_TCK);
2) changed definition of OSD_PerfMeter from .c to .cxx to avoid problems with C-functions;
3) fixed OSD_PerfMeter.h for building on Unix systems;
4) removed platform-specific #defines;
5) added test case for OSD_PerfMeter as bugs fclasses bug23237;
6) Removed DebugTools package (duplicates OSD_PerfMeter)
7) Avoid compiler (GCC) error casting BRepPrimAPI_Make* instances to TopoDS_Shape
