- check if CXX is a real C++ compiler or just a fallback
- fixes OpenEXR getting enabled even if no C++ compiler is available
- the test is a bit lame though


git-svn-id: svn://svn.code.sf.net/p/gwyddion/code@16857 25697fe4-d644-49b8-9d30-be5465f2adf3
- french versions of volume data and affine distortion screenshots

git-svn-id: svn://svn.code.sf.net/p/gwyddion/code@16858 25697fe4-d644-49b8-9d30-be5465f2adf3
- don't just disable OpenEXR when no C++ compiler is available; must disable
  the entire C++ module


git-svn-id: svn://svn.code.sf.net/p/gwyddion/code@16859 25697fe4-d644-49b8-9d30-be5465f2adf3
- noted a C++ compiler is needed for the hdrimage module


git-svn-id: svn://svn.code.sf.net/p/gwyddion/code@16860 25697fe4-d644-49b8-9d30-be5465f2adf3
- require gcc-c++


git-svn-id: svn://svn.code.sf.net/p/gwyddion/code@16861 25697fe4-d644-49b8-9d30-be5465f2adf3
Added option to hide masked data points in 3DView (experimental)

git-svn-id: svn://svn.code.sf.net/p/gwyddion/code@16862 25697fe4-d644-49b8-9d30-be5465f2adf3
- made generic the message that the same xy and z units are required


git-svn-id: svn://svn.code.sf.net/p/gwyddion/code@16863 25697fe4-d644-49b8-9d30-be5465f2adf3
- added a missing initialised to the defaults


git-svn-id: svn://svn.code.sf.net/p/gwyddion/code@16864 25697fe4-d644-49b8-9d30-be5465f2adf3
- added a very simple SEM image simulation presentation


git-svn-id: svn://svn.code.sf.net/p/gwyddion/code@16865 25697fe4-d644-49b8-9d30-be5465f2adf3
- more 2.40 news


git-svn-id: svn://svn.code.sf.net/p/gwyddion/code@16866 25697fe4-d644-49b8-9d30-be5465f2adf3