Capcalc

* (package) Removed numba as a dependency.
* (package) Made pyfftw an optional dependency (it's no longer in basecontainer).
* (package) Made some proactive fixes for numpy 2.0.0 compatibility.
* (package) Accepted several dependabot PRs.
* (package) General cleanup of automated workflows to match updates to rapidtide.
* (Docker) Cleaned up and simplified Dockerfile.
* (Docker) Updated to basecontainer:latest-release (0.3.5 atm).

* (Docker) Updated to basecontainer 0.3.0.
* (Docker) Added caching to build.

* Mass merge of a bunch of dependabot PRs.
* (Docker) Updated to basecontainer 0.2.3.

* (Docker) Updated to python 3.11 basecontainer.
* (Docker) Fixed testdocker.sh.
* (package) Modernized install procedure.

* (capfromtcs) Fixed summary statistics outputs.

* (capfromtcs) Revert change to max_iter when specifying initialcenters.