main/linux-rpi: new kernel flavor

Vanilla kernel with Raspberry Pi patches (no grsec)
default config for rpi
testing/lua-lustache: new aport

Logic-less {{mustache}} templates with Lua
http://olivinelabs.com/lustache/
main/lua-discount: add support for lua 5.2
main/syslinux: add support for serial console in update-extlinux

fixes #2761
main/openssl: security fix to CVE-2014-0198

ref #2916
main/alpine-conf: fix setup-disk

- make sure .setup-apkrepos virtual package is uninstalled
- show the progressbar
==== release 3.0.0_rc3 ====
testing/ruby-asciidoctor: new aport

processor for converting AsciiDoc markup into HTML 5, DocBook 4.5 and other formats
http://rubygems.org/gems/asciidoctor
main/ruby-i18n: upgrade to 0.6.9
main/wpa_supplicant: fix radius server regression and build eapol_test

fixes #2774
main/xinit: initialize xauth properly

ref #2688
main/btrfs-progs: upgrade to 3.14.2