add docstrings
renaming module
adding some more docstrings
add missing changelog entries
fix package.sh to check changelog
fix author name
add search method to ObjectNode
docstrings for search method
extend readme
fix bug in get_childs and get_subs
fix readme
add links to readme
add links to readme
add links to readme
fix links in readme
bump changelog
Merge branch 'hotfix/0.2.1'