change vman helper to automatically detect section

Given a filename like "foo.1" or "foo.fr.1", it is possible to calculate
the correct directory to install to, without requiring the user to
specify it.

Suggested-by: Christian Neukirchen <chneukirchen@gmail.com>
t-prot: update to new vman API
nvidia331: update to 331.89.
New package: dos2unix-6.0.5
New package: dhcping-1.2
xbps-src: chroot_init: do not propagate XBPS_MASTERDIR to the generated xbps-src.conf.

Fixes Ypnose issue where he has XBPS_MASTERDIR set in `etc/conf`.
2bwm-git: update to 20140705
b43-fwcutter: update to 019
bspwm-git: update to 20140705
vman: add newline after examples
cwm-git: update to 20140705
jupp: update to 3.1jupp27
Manual.md: path is obvious now
mksh: change vinstall to v{bin,man}
sbase-git: update to 20140705
sinit: modify post_install
sinit-git: update to 20140705
st-git: update to 20140705
sxiv-git: update to 20140705
tabbed-git: update to 20140705