0021762: Integration of new Boolean Operation algorithm to OCCT.

0021762: Integration of new Boolean Operation algorithm to OCCT.
Modifications:
1. NCollection maps have been replaced by NCollection indexed maps to guarantee the constant order of sub-shapes in the result of boolean operation.
2. Test case feat featprism M9 has been fixed.
3. Test cases chl 902 E3 H3 have been fixed (corrections in the treatment of section edges).
4. Test cases caf driver B6 B7, caf named_shape F6 F7 have been modified according to the new order of sub-shapes in the result of boolean operation.
5. Test cases blend buildevol G1, blend simple K4, bcommon_complex C7, feat featprism L6 have been modified as they are improvements.
6. Test case boolean bsection A3 has been modified according to the new syntax of the bsection command.