Recommenders 0.7.0

Backwards incompatible changes

• Renaming of folders #1485, #1478
• Change of the PyPI package name to recommenders #1477

New algorithms or improvements

• Missing import in VAE #1508

New utilities or improvements

• retrying import #1487
• Addition of diversity, novelty, coverage and serendipity metrics #1536, #1535, #1522, #1505, #1491, #1470, #1465

New notebooks or improvements

• New notebook showcasing diversity, novelty, coverage, and serendipity metrics in Spark #1488, #1470, #1465

Other features

• Enablement of LightGBM version 3 #1527
• Enablement of all Python 3.7 micro versions #1474
• Installation in virtualenv and venv #1520, #1476
• Installation from PyPI in docker container #1509
• Read the Docs builds #1529, #1528
• Documentation improvements #1515, #1469, #1462
• CI pipelines on GitHub workflows (WIP) #1517, #1503, #1499, #1494, #1490