Initial commit

* Examples work
* setup.py kinda updasted
* Fork of txmongo but with new pymongo embedded

examples/dbref.py

@@ -0,0 +1,31 @@
+#!/usr/bin/env python
+# coding: utf-8
+import asyncio
+
+import asyncio_mongo
+from asyncio_mongo._bson import DBRef
+
+
+@asyncio.coroutine
+def example():
+    mongo = yield from asyncio_mongo.Connection.create('localhost', 27017)
+
+    foo = mongo.foo  # `foo` database
+    test = foo.test  # `test` collection
+
+    doc_a = {"username":"foo", "password":"bar"}
+    result = yield from test.insert(doc_a, safe=True)
+
+    doc_b = {"settings":"foobar", "owner":DBRef("test", result)}
+    yield from test.insert(doc_b, safe=True)
+
+    doc = yield from test.find_one({"settings":"foobar"})
+    print("doc is:", doc)
+
+    if isinstance(doc["owner"], DBRef):
+        ref = doc["owner"]
+        owner = yield from foo[ref.collection].find_one(ref.id)
+        print("owner:", owner)
+
+if __name__ == '__main__':
+    asyncio.get_event_loop().run_until_complete(example())