Circulation fan app

[jtp10181]

My app is just fork of the one posted above, I added a couple of features to it.

[APP] Smarter Humidity Fan *FORK for Testing*

Some background: I have been testing out both of the commonly used Bath Fan automating apps. Both I felt were missing a feature that the other had so I was torn. This app from Ernie, Smarter Humidity Fan (SHF), uses a true RATE of change (with math and stuff), the other app just uses a simple delta since the last report (called Excessive Change Threshold in SHF). But I then felt SHF was lacking the option to use a second sensor for a baseline to determine the minimum of the smart range due to ma…