Adding df feec
Created by: pierregondois
New version of the pull request. I didn't create a lisa/analysis/eas.py module for now as the df_delta function is only used for feec. This could still be done.
Created by: pierregondois
New version of the pull request. I didn't create a lisa/analysis/eas.py module for now as the df_delta function is only used for feec. This could still be done.