Arguments of genproj tool are revised:
* -path option eliminated (current directory is always used);
* IDE should be always indicated by first argument (instead of -target=<ide> option);
* second argument can be used to specify non-default platform (wnt, mac, lin, ios, qnx);
* option -h, -help, --help can be used to get help
* option -static can be used to build static libs with XCode
README.txt and docs on building are updated.
codeblocks.bat is corrected to be able to detect 32-bit installation of Code::Blocks on 64-bit Windows.
Remains of support of OpenCL (obsolete) are commented out in genconf.tcl
genproj.tcl will not copy env.bat if it already exists.
Description of building OCCT with WOK and automake scripts is removed from documentation.
Use of genproj utility is described in pages on building with MSVC, Code::Blocks, and XCode projects.
New script genconf allows starting configuration GUI explicitly; dialog is slightly revised.
Script genproj.sh is renamed to genproj; permissions for scripts are corrected for Linux.
Script env.bat does not set anymore environment required for Products.
