Google Cloud Support and Hierarchical Datasets 🌈

🩰 What's New

• Added hierarchical datasets (tensor groups)
• Added support for Google Cloud Storage (path = gcs://...)
• Added version control alpha

🧭 What's Changed

• Fix version control speed for first commit (#1192) @AbhinavTuli
• Missing compressions fix (#1191) @farizrahman4u
• Tensor group fixes (#1190) @farizrahman4u
• gcs path fix (#1188) @davidbuniat
• Version Control (#1152) @AbhinavTuli
• One more jpg fix (#1186) @farizrahman4u
• fix running tests fails when no gcs creds exist (#1187) @mccrearyd
• Istranic update readme (#1185) @istranic
• GCS support (#1125) @kristinagrig06
• [Small] Fixes logging (#1153) @AbhinavTuli
• Modify dataset privacy (#1141) @kristinagrig06
• Imagenet weird jpegs fix (#1155) @farizrahman4u
• Hierarchical Tensors (#1139) @farizrahman4u
• [small] client/utils.py: Dont sys.exit on Bad request (#1154) @farizrahman4u
• Add Tensor to API reference (#1146) @kristinagrig06
• [small-Please approve] fix typo (#1144) @thisiseshan

⚙️ Who Contributes

@AbhinavTuli, @davidbuniat, @farizrahman4u, @istranic, @kristinagrig06, @mccrearyd, @tatevikh and @thisiseshan