[WIP] base_import_module
[IMP] static file injected in ir.attachment
[IMP] website images: only checksum ir.attachment for empty urls
[IMP] Properly import files
[ADD] website ir_http: serve binary ir.attchments with urls
[IMP] Added a mimetype field in ir.attachment
[ADD] deploy script
[IMP] Use requests for http requests. python does not provide multipart encoding
[ADD] Test module

Test suite is still todo
[MERGE] upstream
[IMP] Allow to disable ssl check
[FIX] Serve ir.attachment with SUPERUSER_ID

We are not supposed to have a user id here
[FIX] /login is not webservice friendly, base_import_module uses it's own

Exceptions in /base_import_module/* will generate 500 pages with a short message
[IMP] Test module
[MERGE] remote module import