fixes ... a comment.
fixes missing import for requests.exceptions
adds getting Group by path
adds getting default root group (/platform)
rewrite methods names for get functions (get only, not get_broup)
fixes doc how to develop with new charset param of BonitaServer.use
finishes BonitaGroup.get methods
adds BonitaRole and get methods for role
adds test for invalid XML
adds a method to deal with XML find (with a raise and a capitalize)
rewrite BonitaUser XML handling for new xml_find method
fixes BonitaGroup instnatiation from xml with xml_find method
fixes BonitaRole instanciate from xml to use the xml_find method and deal with exception
fixes BonitaProcess to deal with xml_find and exception
finishes the get methods for BonitaMembership
fixes some import problem
test for submodule
test for submodule
removes comment used for testing submodule
adds BonitaUser.find_all method