get_any_by_path draft done
Merge branch 'master' into andrey
get by path function implemented (notest)
added tests for get property by path
fixed the separation of property section
fixed the separation of property section
fixed docstring
Merge pull request #26 from asobolev/master

replace "find_by_path" with "get_section_by_path" and "get_property_by_path"
Merge branch 'master' of https://github.com/G-Node/python-odml
updated tutorial version (still not finished)