0023485: The WOK should generate cmake metafiles of the OpenCascade

0023485: The WOK should generate cmake metafiles of the OpenCascade

added for lin and win:
1. wgenproj generates cross-platform OCCT cmake meta-projects;
2. OCCT cmake meta-project settings do not depend on WOK settings;
3. choice of modules and toolkits, that are included into OCCT project
4. possibility to create standalone OCCT install folder that contains all required libs and resourced to run Draw;
5. possibility copy required 3rdparty libraries to install standalone OCCT folder
6. copy of the OCCTProductsDocumentation.tcl added to scripts
7. 3rdparty library search refactored
8. templates, mam and mamx, are needed for lib wprocess placed to lib folder;
9. template.cmake placed to lib/template folder (on linux)
10. copy the whole template folder added (for linux)