Resolves: #1103163 new major release with major differences
    
    add sharding server daemon init/unit files (and rename existing)
    
    use ld library path from env
    
    spec cleanup/clarification
    
    Resolves: #1047858 (RFE: Turn on PrivateTmp and relocate unix socket file)
    
    Related: #963824 (bloated binaries; splitting according to latest upstream)