srcpkgs: added marble-devel symlink.
rpi-kernel: update to upstream git commit 3eae23e90 (3.12.35).
rpi-firmware: update to upstream git commit 2f9828c45.
ntp: start ntpd in chroot mode (use /var/chroot/ntpd).
ntp: modernize /etc/ntp.conf: disable pidfile and logfile.
ntp: merge some improvements from NetBSD.

- Make the drift file available to the chroot dir.
- More restrictions added to the config file: kod, noquery.
xinetd: use syslog daemon facility for the runit service.
sip: update to 4.16.5
python-PyQt4: split dbus into -dbus subpkgs
wxMaxima: update to 14.12.1
hub: update to 1.12.4.
cv: update to 0.6
pcc: raise gcc compat minor version to 4.1 to make it work with glibc.

Otherwise glibc headers think that it's gcc-4.3 and supports some
attributes that aren't really supported.
gettext: remove libintl.h, conflicts with the musl header.
openbsd-man: bump to current sources; this now can be built with musl/pcc.
iproute2: unbreak musl build.
traceroute: use our LDFLAGS in native builds; unbreak musl build.
acpid: portability patch to unbreak musl builds.
dracut: portability patch to unbreak musl builds.
squashfs-tools: unbreak musl builds (patch from Alpine).