v4.0.0: Intervals, Explorer API, convert.py, discovery

Summary of Changes

• Date intervals change
• Explorer API
• Katsu's convert.py script can specify the name for datasets

What's Changed

• DIG-1460: hotfixes from dev? by @daisieh in #177
• DIG-1244: date intervals part 1 - code only by @SonQBChau in #179
• date intervals part 2 - synthetic data by @SonQBChau in #180
• Regular expression fixes by @yavyx in #182
• DIG-1317: Katsu's convert.py script can specify the name for datasets by @lilyyangyi301 in #183
• Update README.md by @SonQBChau in #184
• DIG-1394: Discovery for programs API returns whole program object by @OrdiNeu in #186
• Change dispatch branch name from stable to develop by @mshadbolt in #185
• Fix unused import by @OrdiNeu in #187
• DIG-1376 :Update GH Action to improve PR title and description by @mshadbolt in #188
• DIG-1239: Donor explorer api by @SonQBChau in #190
• Sonchau/create db script by @SonQBChau in #191
• Updated er_diagram script and output by @mshadbolt in #192

New Contributors

• @lilyyangyi301 made their first contribution in #183

Full Changelog: v3.0.0...v3.1.0