db2_cnx: adding a plugin for monitoring DB2 connections
db2_cnx: +x
qos_: add ability to use custom update_rate
if1sec_: initial version
if1sec: fixes
if1sec_: adding a proper label
if1sec_: explicit flushing when appending to cache
Merge branch 'db2_cnx'
Merge branch 'if1sec'
Merge branch 'master' of github.com:munin-monitoring/contrib