uasyncio.core: Typo fix in recently added .create_task() method.

uasyncio.core/metadata.txt

@@ -1,6 +1,6 @@
 srctype = micropython-lib
 type = package
-version = 0.8
+version = 0.8.1
 author = Paul Sokolovsky
 long_desc = Lightweight asyncio-like library built around native Python coroutines, not around un-Python devices like callback mess. (Core event loop).
 depends = heapq, logging

uasyncio.core/setup.py

@@ -6,7 +6,7 @@ from setuptools import setup
 
 
 setup(name='micropython-uasyncio.core',
-      version='0.8',
+      version='0.8.1',
       description='uasyncio.core module for MicroPython',
       long_description='Lightweight asyncio-like library built around native Python coroutines, not around un-Python devices like callback mess. (Core event loop).',
       url='https://github.com/micropython/micropython/issues/405',

uasyncio.core/uasyncio/core.py

@@ -18,7 +18,7 @@ class EventLoop:
 
     def create_task(self, coro):
         # CPython 3.4.2
-        self.call_at(0, callback)
+        self.call_at(0, coro)
         # CPython asyncio incompatibility: we don't return Task object
 
     def call_soon(self, callback, *args):