Add next meeting section to README

README.md

 # ![Meetings Icon](https://farm3.staticflickr.com/2161/2181400330_bb5a34e3bf_q.jpg) MEETINGS 
 
 Plans and proceedings of meetings conducted by Free Software Users' Group, Trivandrum are
-preserved here. They can be accessed from links below:
+preserved here. They can be accessed from links below.
 
-## August 2017
+## Next Meeting
+```
+Date   : August 20th, 2017
+Time   : 2:00 PM to 5:30 PM
+Venue  : SPACE, Vellayambalam
+Topics :
+    1. Intermediate Git (Gokul Das)
+    2. Collaboration using GitLab (Gokul Das)
+    3. Introduction to Python (Aswin Karuvally)
+```
+
+## Previous Meetings
+
+### August 2017
 - [Meeting on 13th](2017-08-13.md)
 
 ## Credits