* Improve sysinfo modules
* Modify sysinfo module naming schema

git-svn-id: http://svn.code.sf.net/p/openmediavault/code/trunk@1259 3c3d7b80-5828-415e-9f61-280b98178fff
Rename sysinfo modules according the new naming schema.

git-svn-id: http://svn.code.sf.net/p/openmediavault/code/trunk@1260 3c3d7b80-5828-415e-9f61-280b98178fff
Improve some sysinfo modules.

git-svn-id: http://svn.code.sf.net/p/openmediavault/code/trunk@1261 3c3d7b80-5828-415e-9f61-280b98178fff
Add command argument -c to execute the given category of the sysinfo modules. E.g. to execute all network related modules, run omv-sysinfo -c 20

git-svn-id: http://svn.code.sf.net/p/openmediavault/code/trunk@1262 3c3d7b80-5828-415e-9f61-280b98178fff