Merge pull request #6 from jsuchome/master

agent support for user data
Merge pull request #7 from jsuchome/master

modify snapshots (WIP)
Merge pull request #8 from jsuchome/master

version change
Merge pull request #10 from jsuchome/master

Looks well
Merge pull request #13 from jsuchome/master

cleanup editing, fixed pre-showing
Merge pull request #15 from jsuchome/master

deleting snapshots
- added binding for Snapper::createConfig
- log exception cause
Merge pull request #17 from aschnell/master

binding for createConfig
- use YCPMap::const_iterator
- set version to 2.23