Two new 'BuildRequires' have been added (texlive-ac, texlive-cm-super).
Something has changed between texinfo-6.0 and texinfo-6.1, thus
causing texinfo-6.1+ fail to find/compile the documentation without
these fonts...
Corrected Source0 link to .tar.gz extension as not all releases are available as .tar.bz2
Resolves#724817 - gawk-4.0.0 regression in '\' escape handling in gsub()
Resolves#820550 - gawk: getline in BEGIN skips 2 lines