Reproduction pipeline for MUSE UDF photometry and astrometry (Section 4 of Bacon et al. 2017, A&A, 608, A1).
Gnuastro 0.2.51 only builds with CFITSIO 3.41 or earlier. But this was
not described in the README file. With this commit, a note has been
added regarding the CFITSIO version.
This issue was raised by Alejandro Serrano Borlaff.