Export ldns-utils, ldns-doc, perl-ldns and python3-ldns into CRB (RHEL-315)

Fix for issues found by covscan (#1602571)

Add all depends, spec cleanup, use full python interpreter

Perl 5.28 rebuild

Perl 5.28 rebuild

Rebuilt for Python 3.7

Make DANE TA usage more clear, autoconfigure for old fedora

Experimental support for ed25519 and ed448

Add only extra flags to default RPM LDFLAGS
Fix multilib conflict of ldns-config (#1463423)
Make primary python3 in primary build, python2 in optional

Support for python3 package (#1323248)
Moved perl manual pages to perl-ldns

Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild

Update Python 2 dependency declarations to new packaging standards

Fix memory corruption in ldns_str2rdf_long_str (#1511046)

Fix memory corruption in ldns_rr_new_frm_fp_l (#1511046)

Python 2 binary package renamed to python2-ldns

Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Binutils_Mass_Rebuild