- Pass Python standard and 3rd party library path to mapistore Python-C gateway
- Set PythonPath in Python-C gateway including mapistore backend, default paths
and ones from site.py
- Remove unnecessary references to PySys_SetPath
Remove useless print
Remove import of mapistore module
Update debugging message to include backend name
Renamed backend_object to folder_object for more readability
Delete mapistore_python_get_installdir() prototype
- Change list_contexts prototype:
  - reorder parameters and make TALLOC_CTX first
  - add a backend name parameter
- Add preliminary list_contexts implementation in Python-C gateway
- Update sample.py to return some date (TBD later)
- Change get_root_folder prototype: TALLOC_CTX as first parameter
- Add get_root_folder implementation in Python-C gateway
- Add ContextObject and FolderObject classes to sample.py
- Implement get_root_folder logic in sample.py
Fix error message typo
Remove useless sanity check
Fix typo
- Do not instantiate ContextObject again when calling get_root_folder
- Enforce create_context to return ContextObject type as item 1 of tuple
- Enforce get_root_folder to return FolderObject type as item 1 of tuple
Merge branch 'jkerihuel/mapistore-python' of https://github.com/openchange/openchange into jkerihuel/mapistore-python