We have released TeamCity 10.0.4, another update for our latest version. This is mostly a bugfix release addressing over 100 issues, the full list is available in our Release Notes.
As to improvements, starting from version 10.0.4 TeamCity supports Visual Studio 2017.
We recommend that you upgrade, as this version also contains a number of security and performance fixes.
Upgrading is easy, and if you need, you can always roll back to any of the earlier 10.0.x versions.