typos and layout of docs
typos and layout of docs

Change-Id: I706e81f9cea08bf46e57f5b174a977eb3f9a7e81

ed-/solum,ed-/solum,gilbertpilz/solum,devdattakulkarni/test-solum,gilbertpilz/solum,gilbertpilz/solum,stackforge/solum,stackforge/solum,openstack/solum,gilbertpilz/solum,ed-/solum,ed-/solum,openstack/solum,devdattakulkarni/test-solum