Signac-flow

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Fixed
+++++

- Fixed bug in project status output when no operations are eligible (607, 609).
- Improved traceback handling for errors in signac-flow (608).

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Added
+++++

- Feature to install execution hooks for the automated execution of functions with operations (28, 189, 508).

Changed
+++++++

- Add user defined ``FlowGroups`` to status output (547, 593).
- Raise ``UserOperationError`` for failed execution of ``FlowProject`` operations (571, 601).

Fixed
+++++

- Fix issue with GPU submission on Bridges-2 (588, 589).

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Added
+++++

- Add official support for Python version 3.10 (578).

Fixed
+++++

- Scripts are now generated correctly when project path contains spaces and special characters (572).
- XSEDE Expanse template has been fixed to remove leading spaces (575, 576).
- Error raised when a ``FlowGroup`` decorates functions that are not ``FlowProject`` operations (538, 544).

Changed
+++++++

- FlowProject configuration is now validated independently of signac Project configuration (573).
- jsonschema is now a dependency (573).

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