motherfucking tail plugin

Change-Id: If6ffbfe7d4fdac50ff5274d4bb1b133fd480bead
reworked the exim plugin configuration

Change-Id: I9af9dbf3872790d561902374f1ffd71e287174a4
added the ability to include external classes as deps
added the ability to specify the path for the opentsdb plugin
replace dbcreate with a simple role statement
fixed a typo
enable ssl by default for the postgresql plugin
added basic support for monitoring jmx
fixed a typo in the jmx template
reworked the java integration / updated the jmx and opentsdb config
fixed the opentsdb plugin
fixed a typo
Add python support
Update geppetto project file
Switch opentsdb support to a simpler, python based adapter.

No more need to compile and manage the class file. Yay!
opentsdb: Also install the required python packages
opentsdb: Add force and *.pyc ignore for plugin directory
Fix opentsdb config fragment
opentsdb: fix default metric expression
opentsdb: improve debug logging