…#570)

* permantently allow adding sqlite dbs to repo

* avoid erasing cached session

* use a sqlite database as session for testing

* use `GET` instead of shared session

* enable other cache_name db to cache

* initial commit

* enable batch=False|True and adapt testing

* methods for creating keys to use for Caching dap responses of dimensions

* pass along any custom key in session

* always read dimensions from cache

* creates cache_key to avoid downloading repeated dimensions and Maps

* test that the dims and concat_dim are added to the cache_key correctly

* test number of urls cached

* improve for testing

* define header

* expand for all urls with a common path (not just UAT urls), and test

* fix #575 and adds test

* exclude concat dim from assertion - this is actually downloaded

* when concat_dim is array, download extra data before xarray does it

* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

* allow scenario there is no `concat_dim`

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Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

* initial commit

* add as optional to run the notebooks `earthaccess` as form of authentication

* demonstrates authentication with `earthaccess`

* fix docs from edl auth

* update notebooks

* search for PACE urls using ccid

* update notebooks

* always install from source pydap

* update notebooks

* add h5netcdf to environment

* upgrade ECCO to use xarray

* minor cleanups

* update notebooks

* go back to not track sqlite databases

* clean up notebooks

* remove zarr from docs - unused

* update readme

* update NEWs