Since state is a reserved keyword in Truffle's guard mechanism, it should not be possible to use it in a guard definition as this can cause serious problems. The annotation processor should either reject the state keyword in guard definitions or the state temporary variable produced by the processor should be renamed to avoid this conflict.

Here's an example:
<img width="629" alt="screen

At this moment relu_layer op doesn't allow threshold configuration, and legacy RELU op allows that.
We should add configuration option to relu_layer.

Is your feature request related to a problem or area of OpenRefine? Please describe.

When previewing an importer's results, there is a text field to enter the project name. When pressing Enter in this field, I would expect the project to be created (without having to click the "Create Project" button).

![image](https://user-images.githubusercontent.com/309908/91545213-1a244a80-e921-11ea-