Update Dev Logs

Dev Logs.md

@@ -16,7 +16,10 @@ These are daily and weekly summaries of the work thats been done on webqueue2. T
 		- Items: Individual items with headers, content, and attachments
 		- Queues: Collection of all active items from one queue
 
-<!-- ### Tuesday - 7/21/20 -->
+### Tuesday - 7/21/20
+- Added `requirements.txt` to Python environment for reproducable builds.
+- Updated [Dev Environment Setup Guide](https://github.rcac.purdue.edu/ECN/webqueue2/blob/master/Dev%20Environment%20Setup%20Guide.md) to include Python and VS Code setup.
+- Decided to use Google style Python docstrings according to [section 3.8 of this styleguide](https://google.github.io/styleguide/pyguide.html#s3.8-comments-and-docstrings)
 
 <!-- ### Wednesday - 7/22/20 -->