main/fontsproto: upgrade to 2.1.3
main/ipsec-tools: fix build
main/strongswan: security upgrade to 5.1.3

fixes CVE-2014-2338 along with multiple bug fixes
'main/ruby: rebuild against musl w/o visible __syscall
main/py-hoedown: moved from testing
main/gcc: - make libatomic a subpackage

This patch makes libatomic a subpackage of gcc which stops openvswitch
installing gcc & all of it's dependencies.

fixes #2844
main/alpine-conf: relase 3.0_beta1
main/musl: upgrade to 1.1.0
testing/jemalloc: upgrade to 3.6.0

Also fixes musl build due to updated autoconf files.
main/musl: add iconv (from noXCUse) and some getconf extensions
main/xarchiver: remove hack to work without iconv
testing/redis: upgrade to 2.6.17

And fix musl build by disabling backtrace support