UseSWIG: guess module name from interface file (fixes #0010080)
allow digits and underscores
Added some documentation on SWIG_MODULE_NAME
Merge topic 'UseSWIG-guess_module_name' into next

6962c231 Added some documentation on SWIG_MODULE_NAME
6ec92743 allow digits and underscores
63ebb1f1 UseSWIG: guess module name from interface file (fixes #0010080)