bank reconciliation: support the case where the user run "select all non reconcile" and cancels just after.

do not set meaningless contributor category in web page

per default it useses indexeddb storage

Modify jIO API to keep user data not modified.
jIO.get({"_id": "foo"} -> jIO.get("foo")
jIO.remove({"_id": "foo"} -> jIO.remove("foo")
jIO.post({"title": "bar"}) -> jIO.post({"title": "bar"})
jIO.put({"_id": "foo", "title": "bar"}) -> jIO.put("foo", {"title": "bar"})
jIO.getAttachment({"_id": "foo", "_attachment": "enclosure"} -> jIO.getAttachment("foo", "enclosure")
jIO.removeAttachment({"_id": "foo", "_attachment": "enclosure"} -> jIO.removeAttachment("foo", "enclosure")
jIO.putAttachment({"_id": "foo", "_attachment": "enclosure", "_blob": blob} -> jIO.putAttachment("foo", "enclosure", blob)

Add jIO.allAttachments method.

jIO.get does not return an _id and _attachments attributes anymore.
jIO.get now really returns the document as saved by jIO.put/post.

and in any case, do not accept deleted ones

Because it is breaking the accessors

Race conditions are likely to happen with CMFActivity between message tables
are automatically upgraded during bootstrap.

Most code is moved from DA patch to ZMySQLDA.