The texts in the ALIASES are taken literally and therefore should be (in this case) no space after the comma as this results in a space ion the resulting link and thus a file not found.
I get a double defined ID (when running xmllint on the output) regarding the Vector_3 typedef.
In my opinion the second definition should be Vector_2 and not Vector_3.
right after the merge of 4.14 release branch
+ manual fix on one line in:
* Arrangement_on_surface_2/include/CGAL/IO/Arr_text_formatter.h
* .travis/generate_travis.sh