update contributions guide

CONTRIBUTING.md

@@ -8,22 +8,20 @@ please feel free to add it.
 
 * Read the criteria below
 * Add one dataset per Pull Request.
-* Add the dataset and its information as a table row.
-* Make sure to maintain the table chronological order.
+* Add the dataset and its information as a json entry.
+* Make sure to maintain the json chronological order.
 * Keep descriptions in the content and emotion cells concise.
 * Check your spelling and grammar.
-* Keep the table correctly aligned.
 * Send a Pull Request with a short explanation of why does it belong to this list.
 
 ## Criteria
 
-* The dataset must be related to the field of *Spoken Emotion Recognition*.
+* The dataset must be related to the field of *Speech Emotion Recognition*.
 * The dataset should not be a duplicate.
 * The dataset should not be provided in an active PR.
 * The dataset should be available for researchers for free.
 * The information about the dataset must be accessible for verification.
 
 ## How to contribute
 First go to `src/` using `cd src`. Then add a the dictionary / part json data of the contributed dataset to `src/ser-datasets`. 
-Make sure the json is valid, then run the `python generate_files.py` to update the restructured text file, csv file and the README.
 That's it, Congrats! and thank you for your contribution. Now open a PR with your changes. I will review it and then publish the results :))