xbps: patch from git master to fix another xbps-rindex sign issue.
xbps-git: revbump++ (yet another xbps-rindex sign bugfix).
xbps: another patch from git master for xbps-rindex sign issue.
Merge pull request #277 from v2px/master

New packages: most and its dependency slang
Merge pull request #278 from v2px/master

slang: disable parallel build
slang: enable pcre/zlib modules; cross build support.
most: cross build support.
gdb: update to 7.7.
dhcpcd: update to 6.2.1.
linux3.10: update to 3.10.29.
linux3.12: update to 3.12.10.
linux3.13: update to 3.13.2.
avahi-glib-libs: fix msg_error.
mpd: update to 0.18.8.
libpng: update to 1.6.9.
mpd: unbreak build.
xbps-git: bump version.
manual.txt: misc tweaks/improvements.
manual.txt: document FILESDIR and drop source/pkg sections (obsolete).
colord: cross build support.