Merge pull request #282 from shermdog/housekeeping

Cleanup + unit test for SW.reboot(at)
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
Fix XML templates #289
Unit tests for XML templates
Set version to 1.0.2.dev
Merge pull request #291 from shermdog/289

Fix XML templates #289
Added sw.install.no_copy to autodocs