TOOLSDOC-562: Added extra 'view' step to 'First OSO App' how to
TOOLSDOC-510: Added OS How To 'Configure SSH Keys'
TOOLSDOC-510: inc. SME feedback on 'Config SSH Keys' how to
TOOLSDOC-547: Added OS How To 'Develop Existing OS App'
TOOLSDOC-547: inc. SME feedback on 'Develop OSO App' how to
TOOLSDOC-547: Further tweak to 'Develop Existing OSO App' how to