MT#9597 nginx template: add ssl extended options

Change-Id: I88ba237f135d8194c07ef1c6d3938040e64dd41a
MT#9567 templates: use www_csc.enable config

Change-Id: Idaaf4e6c8fa5e6bd571ee96dc31f57349e4092d3
MT#9869 fix bashism at init script

Change-Id: I22eb59ae56239d367c6fa9fbd7206c1db317a43b
MT#9869 fix bashism at ngcp-www-csc init script

Change-Id: I52bb49c1198924971210e6ec8dc58b4e49995223
MT#9675 Replace failure to warning is www_csc is disabled in config

Change-Id: Ib0465f36332b6c788b509bb95be636b52ebf5fc5