Hello BlagoMir,
You are using the date (you performed the edit) as the changeset comment.
This is fairly useless because the date is always part of the data that are included with each changeset!
Can you consider using real informational changeset comments as described here:
https://wiki.openstreetmap.org/wiki/Good_changeset_comments

 
Marc Zoutendijk  
OpenStreetMap Foundation  
Data Working Group  
