Merge branch 'master' of https://github.com/JeffGarland/liaw2014
 I think that stache_root should be section
 cleaning of the property tree adapter
 uniform signature for get_*_value; add support for all streamable values
 add test for int value
 add support for lookup varibale in parents for dynamic printer
Merge branch 'master' of https://github.com/JeffGarland/liaw2014
 some merge stuff
Merge pull request #9 from burlog/master

Various updates from burlog pertaining to the property tree integration.