Merge pull request #340 from smilingday/patch-2

Update SIG Recommener contacts

Author: theadactyl

sigs/recommenders/CHARTER.md

@@ -22,7 +22,7 @@ Notice that TensorFlow has open-sourced [TensorFlow Recommenders](https://blog.t
 [github.com/tensorflow/recommenders](http://github.com/tensorflow/recommenders)
 
 Further, we maintain a Tensorflow repo dedicated for community contributions and maintained by SIG as well, under: 
-**github.com/tensorflow/recommenders-addons** (to be created).
+**github.com/tensorflow/recommenders-addons**.
 SIG Recommenders can contributes more addons as complementary to TensorFlow Recommenders, or any helpful libraries related to recommendation systems using TensorFlow. The contribution areas can be broad and don't limit to the topic listed above. We hope this can make community contributions much easier.
 
 ## Membership
@@ -33,24 +33,26 @@ Everybody with an interest in using TensorFlow to build recommendation systems a
 
 - SIG Recommenders [mailing list](https://groups.google.com/u/1/a/tensorflow.org/g/recommenders)
 - New TensorFlow github maintained by SIG Recommenders
-(github.com/tensorflow/recommenders-addons, to be created)
+(github.com/tensorflow/recommenders-addons)
 - SIG monthly meeting agenda and [notes](https://docs.google.com/document/d/1-jLPffS_MhOd50WScfjFpVNC1DGaIwWxMQPSl5YIJYo/edit#)
-- SIG Gitter chat channel (https://gitter.im/tensorflow/sig-recommenders, to be created)
 
 ## Contacts
 
 Initially SIG leads will be below and welcome 
 new members to request to be SIG leads.
 
 * Community leads
-   * Bo Liu, Pinterest
-   * Haidong Rong, Tencent
-   * Yong Li, Alibaba
+   * Bo Liu, Pinterest, [email protected]
+   * Haidong Rong, Tencent, [email protected]
+   * Yong Li, Alibaba, [email protected]
 * Co-leads and sponsors from Google
-   * Yuefeng Zhou, TensorFlow
-   * Zhenyu Tan, TensorFlow
-   * Wei Wei, TensorFlow
-   * Derek Cheng, Google Brain
+   * Yuefeng Zhou, TensorFlow, [email protected]
+   * Zhenyu Tan, TensorFlow, [email protected]
+   * Wei Wei, TensorFlow, [email protected]
+   * Derek Cheng, Google Brain, [email protected]
+
+Welcome emails to SIG groups ([email protected]), or
+just SIG leads ([email protected])
 
 For administrative questions, contact [email protected].