[Release] Release 0.7.0 (#4228)

* [Storage] Avoid opt-in regions for S3 (#4239)

* S3 fix + timeout

* S3 fix + timeout

* lint

(cherry picked from commit bf17e87)

* version bump

Author: romilbhardwaj

Diff for: Dockerfile

@@ -8,4 +8,4 @@ RUN conda install -c conda-forge google-cloud-sdk && \
     rm -rf /var/lib/apt/lists/*
 
 # Install sky
-RUN pip install --no-cache-dir "skypilot[all]==0.6.0"
+RUN pip install --no-cache-dir "skypilot[all]==0.7.0"

Diff for: sky/__init__.py

@@ -35,7 +35,7 @@ def _get_git_commit():
 
 
 __commit__ = _get_git_commit()
-__version__ = '1.0.0-dev0'
+__version__ = '0.7.0'
 __root_dir__ = os.path.dirname(os.path.abspath(__file__))