Resolve "Update Release notes for release 1"

Closes #10

See merge request ocf/documentation!11

Architecture page

See merge request ocf/documentation!10

Fix command run

See merge request ocf/documentation!9

Ocf doc4 upgrade documentation with new tests

See merge request ocf/documentation!8

Added new tests to Test Suite related with Events. Also the order of each information are refactorized

Events Tests cases updated with new test for SERVICE_API_INVOCATION, SERVICE_API and API_INVOKER evetns

Ocf doc8 documentation of the helper service

See merge request !6