finish doc spliting #975

Job	Run time
Build wheels	56s
client-generation	7m 11s
Unit test - ./extensions/gubbins/gubbins-db	5m 18s
Unit test - ./extensions/gubbins/gubbins-logic	6m 4s
Unit test - ./extensions/gubbins/gubbins-core	6m 9s
Unit test - ./extensions/gubbins/gubbins-routers	6m 17s
Unit test - ./extensions/gubbins/gubbins-cli	5m 32s
Unit test - ./extensions/gubbins/gubbins-client	6m 2s
build-image	2m 53s
pytest-integration	20m 49s
	1h 7m 11s

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