Add a documentation on how to setup OpenChange development environment in Zentyal
and how to deploy the sample.py backend
pymapistore: add documentation for MAPIStoreMessage_get_data
pymapistore: correct representation of the list of flags in folder_get_child_count
pymapistore: update the documentation with message_save
pymapistore: change the table type flags
pymapistore: include the MAPIStore Table documentation