Merge pull request #173 from EliiseS/es/contribute-load-testing-and-mock-api

Add .git to dockerignore

Add timeouts for load test

Fix port-forward checks

Scale down mockAPI

Add waiting for prom in port-forwarding

Reduce space used by load tests

Use correct port number

Fix issue with ginko unable to find package

Remove redudant docker build

Run integration tests only on master

Make port-forward exectuable

Update docs

Fix invalid path for docker cache load

Remove outputting available disk space