Todo: for possible agent lib removal

Author: mkovalua

requirements.txt

@@ -11,6 +11,7 @@ tornado==6.4.2
 
 # WaterButler
 git+https://github.com/CenterForOpenScience/waterbutler.git@feature/buff-worms
+# Todo: have not seen explicit 'agent' lib usage or dependency in MFR and WB for now, maybe it is worth to remove it
 agent==0.1.2
 google-auth==2.38.0