add format string for sensors that have hum. data

When using combined temp/humidity sensors the -o format string
is not used. To get the temperature from such sensors in the
proper format for munin to use, a second format string (-H) has
to be provided.
Merge pull request #120 from erpel/add_humidity_format_string

Add format string for sensors that have humidity data
Revert "Merge pull request #120 from erpel/add_humidity_format_string"

This reverts commit 8bba3c05a53371b7621cec1fa080fc74b846bf8e, reversing
changes made to ce075ce508d22849dde9cbe0c531ee7d65c0559c.
* Add common RRDCACHED code in new module Munin::Master
* Reform all needed RRDs client calls to use rrdcache the right way - elliminating inconsistent and non-functional usage
haproxy_ng: Fix some graphs which sometimes do not render.
add link to github wiki
README: add some light on what happens to contributions
README: adding a branch merging policy blurb

Note that this is specifically added to master directly, so it appears on the
main page.
master: Shuffle @hosts to avoid same poll order

This increase the change of having a slow host always "hiding" fast ones, but only polled after
master: shuffle @plugins to avoid same poll order

Same as e866853e42d87e66840a22f9dcba3d07d1e588ad, but for plugins
Merge pull request #142 from steveschnepp/update-shuffle

Shuffle hosts & Plugins to avoid same issues
Remove unrecognised symbols from "$procuniq" 

Didn't research why exactly have lot of errors in log files and can't draw images, but removing some symbols (minuses, dots, slashes,... probably need to populate list) in "procuniq" internal variable removes the problems.
procuniq - remove symbols which is not a-zA-Z0-9_ 

common solution for the problem
Remove useless autoconf from apc_nis plugin
Fix typo

s/poitns/points/
Merge pull request #152 from tagg/patch-1

Fix typo
Fix typo.

lastest -> latest
Merge pull request #155 from justinmuller/patch-1

Fix typo.
Update proc.in

clean_fieldname()
cgi/html: remove ending [/index]