gnu: Add Test-WWW-Mechanize-PSGI. * gnu/packages/web.scm (perl-test-www-mechanize-psgi): New variable.
gnu: Add Test-WWW-Mechanize. * gnu/packages/web.scm (perl-test-www-mechanize): New variable.
gnu: Add WWW-Mechanize. * gnu/packages/web.scm (perl-www-mechanize): New variable.
gnu: Add HTTP-Server-Simple. * gnu/packages/web.scm (perl-http-server-simple): New variable.
gnu: Add HTML-Tree. * gnu/packages/web.scm (perl-html-tree): New variable.
gnu: Add HTML-Lint. * gnu/packages/web.scm (perl-html-lint): New variable.
gnu: Add HTML-Form. * gnu/packages/web.scm (perl-html-form): New variable.
gnu: Add Carp-Assert-More. * gnu/packages/perl.scm (perl-carp-assert-more): New variable.
gnu: Add Carp-Assert. * gnu/packages/perl.scm (perl-carp-assert): New variable.
gnu: Add Test-LongString. * gnu/packages/perl.scm (perl-test-longstring): New variable.
gnu: Add Catalyst-Action-REST. * gnu/packages/web.scm (perl-catalyst-action-rest): New variable.
gnu: Add URI-Find. * gnu/packages/web.scm (perl-uri-find): New variable.
gnu: agg: Add explanatory comment to the patch. * gnu/packages/patches/agg-am_c_prototype.patch: Add comment.
gnu: libxrandr: Propagate more inputs. * gnu/packages/xorg.scm (libxrandr): Propagate libxrender, xproto, libx11.
gnu: mesa: Enable more optional features. * gnu/packages/gl.scm (mesa): Enable DRM support of EGL, thread local storage in GLX, and off-screen rendering.
gnu: mesa: Fix file names passed to dlopen(3). * gnu/packages/gl.scm (mesa): Patch source files to make file names passed to dlopen(3) absolute.
gnu: Add perl-svg. * gnu/packages/perl.scm (perl-svg): New variable.
gnu: Add colordiff. * gnu/packages/patchutils.scm (colordiff): New variable.
ftp-client: Switch to binary mode before using the "SIZE" command. * guix/ftp-client.scm (ftp-size): Add '%ftp-command' call.
lint: Report details about FTP errors. * guix/scripts/lint.scm (probe-uri) <'ftp>: Pass more information about failures alongside 'ftp-response. (validate-uri) <ftp-response>: Handle it, and adjust "not reachable" message accordingly.