Typo in pdiff docstring
changes done for xml configuration with multiple hierarchy
Config.load accepts XML as string with format='xml'
Better unit test for load xml as string
Merge pull request #284 from vnitinv/master

changes done for xml configuration with multiple hierarchy
Merge pull request #286 from shermdog/load-xml-string

config.load() XML as String
Update README.md
Set version to 1.0.1