gnu: t1lib: Fix CVE-2010-2642, CVE-2011-{0764, 1552, 1553, 1554}.
* gnu/packages/fontutils.scm (t1lib)[source]: Add patches.
* gnu/packages/patches/t1lib-CVE-2010-2642.patch,
gnu/packages/patches/t1lib-CVE-2011-0764.patch,
gnu/packages/patches/t1lib-CVE-2011-1552+CVE-2011-1553+CVE-2011-1554.patch: New variables.
* gnu/local.mk (dist_patch_DATA): Add them.
gnu: potrace: Update to 1.13 [fixes CVE-2013-7437].
* gnu/packages/fontutils.scm (potrace): Update to 1.13.
gnu: t1lib: Add source mirror.
* gnu/packages/fontutils.scm (t1lib)[souce]: Add fossies mirror.
Merge branch 'gnome-updates'
Merge branch 'gnome-updates'
gnu: graphite2: Update to 1.3.8.
* gnu/packages/fontutils.scm (graphite2): Update to 1.3.8.
gnu: freetype: Add libpng and zlib to propagated-inputs.
* gnu/packages/fontutils.scm (freetype)[propagated-inputs]: New field.
[native-inputs]: New field.
gnu: freetype: Update to 2.6.3.
* gnu/packages/fontutils.scm (freetype): Update to 2.6.3.
gnu: fontforge: Swap giflib input for libungif.
* gnu/packages/fontutils.scm (fontforge)[inputs]: Remove giflib, add
libungif.
[arguments]: Adjust 'set-library-path' phase accordingly.
gnu: fontforge: Remove 'patch-configure' phase.
* gnu/packages/fontutils.scm (fontforge)[arguments]: Remove
'patch-configure' phase, which became unnecessary in the latest
versions.
gnu: fontforge: Install 'showttf' tool.
* gnu/packages/fontutils.scm (fontforge)[arguments]: Add 'build-contrib'
phase.
gnu: fontforge: Use modify-phases.
* gnu/packages/fontutils.scm (fontforge)[arguments]: Use modify-phases.
gnu: fontforge: Make SVG builds reproducible.
* gnu/packages/patches/fontforge-svg-modtime.patch: New file.
* gnu/packages/fontutils.scm (fontforge)[source]: Use it.
* gnu-system.am (dist_patch_DATA): Add it.
gnu: Add woff2.
* gnu/packages/fontutils.scm (woff2): New variable.
* gnu/packages/patches/woff2-libbrotli.patch: New patch.
* gnu-system.am (dist_patch_DATA): Add it.
gnu: Add ttf2eot.
* gnu/packages/fontutils.scm (ttf2eot): New variable.
* gnu/packages/patches/ttf2eot-cstddef.patch: New patch.
* gnu-system.am (dist_patch_DATA): Add it.
gnu: Add woff-tools.
* gnu/packages/fontutils.scm (woff-tools): New variable.
gnu: Add ttfautohint.
* gnu/packages/fontutils.scm (ttfautohint): New variable.
* gnu/packages/patches/ttfautohint-source-date-epoch.patch: New patch.
* gnu-system.am (dist_patch_DATA): Add it.
gnu: fontforge: Update to 20160404.
* gnu/packages/fontutils.scm (fontforge): Update to 20160404.
[source](snippet): Remove tottf.c modification. Update date strings.
Co-authored-by: Eric Bavier <bavier@member.fsf.org>