1. 2019-10-26 D24955: Fix sagemath backend when there is no sage-en kde-edu-d Antonio Rojas 2. 2019-10-26 D24955: Fix sagemath backend when there is no sage-en kde-edu Antonio Rojas 3. 2019-10-26 D24955: Fix sagemath backend when there is no sage-en kde-edu-d Nikita Sirgienko 4. 2019-10-26 D24955: Fix sagemath backend when there is no sage-en kde-edu Nikita Sirgienko 5. 2019-10-26 D24955: Fix sagemath backend when there is no sage-en kde-edu-d Antonio Rojas 6. 2019-10-26 D24955: Fix sagemath backend when there is no sage-en kde-edu Antonio Rojas 7. 2019-10-26 D24955: Fix sagemath backend when there is no sage-en kde-edu-d Nikita Sirgienko 8. 2019-10-26 D24955: Fix sagemath backend when there is no sage-en kde-edu Nikita Sirgienko 9. 2019-10-26 D24955: Fix sagemath backend when there is no sage-en kde-edu-d Antonio Rojas 10. 2019-10-26 D24955: Fix sagemath backend when there is no sage-en kde-edu Antonio Rojas