occt-7.3.0-bp151.2.2

- disable the exception disablement (boo#1121972)
  (enable-exceptions.patch)
- avoid remote mathjax resource (use-local-mathjax.patch)

- update to version 7.3.0
  https://www.opencascade.com/sites/default/files/documents/release_notes_7.3.0.pdf
- split out documentation as noarch package

- fix cmake rules, OCCT_INSTALL_BIN_LETTER was not set

- update to version 7.2.0

- fix build for new glibc (don't use xlocale.h anymore)

- package version 7.1.0
  * Release notes are available here:
    https://www.opencascade.com/sites/default/files/documents/release_notes_7.1.0.pdf