[3040] Fix PlantUML class diagram syntax

This is so that auto-layout is done fully (and looks better than before,
and more importantly, doesn't hang PlantUML in some extreme cases due to
incorrect syntax). The update was suggested by PlantUML developers.

doc/design/datasrc/overview.txt

@@ -4,65 +4,65 @@ hide members
 
 note "Automatic placement of classes\ndoesn't look good. This diagram\nhas to be improved." as n1
 
-Auth "1" *-d-> "*" ConfigurableClientList
-Auth -d-> DataSourceClient
-Auth -d-> ZoneWriter
-Auth -d-> ZoneTableAccessor
-Auth -d-> DataSourceStatus
-Auth -d-> ZoneTableIterator
-
-ConfigurableClientList "1" *-d-> "*" DataSourceInfo
+Auth "1" *--> "*" ConfigurableClientList
+Auth --> DataSourceClient
+Auth --> ZoneWriter
+Auth --> ZoneTableAccessor
+Auth --> DataSourceStatus
+Auth --> ZoneTableIterator
+
+ConfigurableClientList "1" *--> "*" DataSourceInfo
 ConfigurableClientList ..> ZoneTableSegment : <<reset>>
-ConfigurableClientList ..d-> DataSourceStatus : <<create>>
+ConfigurableClientList ..> DataSourceStatus : <<create>>
 ConfigurableClientList ..> ZoneWriter : <<create>>
 ConfigurableClientList ..> ZoneTableAccessor : <<create>>
 
-DataSourceInfo "1" *-u-> "*" DataSourceClient
-DataSourceInfo "1" *-r-> "*" CacheConfig
-DataSourceInfo "1" *-d-> "*" ZoneTableSegment
+DataSourceInfo "1" *--> "*" DataSourceClient
+DataSourceInfo "1" *--> "*" CacheConfig
+DataSourceInfo "1" *--> "*" ZoneTableSegment
 
 ZoneTableAccessor ..> ZoneTableIterator : <<create>>
 
-ZoneTableAccessorCache -> CacheConfig
+ZoneTableAccessorCache --> CacheConfig
 ZoneTableAccessorCache ..> ZoneTableIteratorCache : <<create>>
-ZoneTableAccessorCache -u-o ZoneTableAccessor
+ZoneTableAccessorCache --o ZoneTableAccessor
 
-ZoneTableIteratorCache -u-o ZoneTableIterator
-ZoneTableIteratorCache -u-> CacheConfig
+ZoneTableIteratorCache --o ZoneTableIterator
+ZoneTableIteratorCache --> CacheConfig
 
-ZoneWriter -d-> ZoneTableSegment
+ZoneWriter --> ZoneTableSegment
 ZoneWriter ..> ZoneData : add/replace
 
-ZoneTableSegment "1" *-r-> "1" ZoneTableHeader
-ZoneTableSegment "1" *-d-> "1" MemorySegment
+ZoneTableSegment "1" *--> "1" ZoneTableHeader
+ZoneTableSegment "1" *--> "1" MemorySegment
 
 CacheConfig ..> LoadAction
 
 LoadAction ..> ZoneData : create
-LoadAction *-> ZoneDataLoader
+LoadAction *--> ZoneDataLoader
 
-ZoneDataLoader -> ZoneData
-ZoneDataLoader *-> ZoneDataUpdater
-ZoneDataLoader -> MemorySegment
+ZoneDataLoader --> ZoneData
+ZoneDataLoader *--> ZoneDataUpdater
+ZoneDataLoader --> MemorySegment
 
-ZoneDataUpdater -> ZoneData
+ZoneDataUpdater --> ZoneData
 ZoneDataUpdater ..> RdataSet : create
 ZoneDataUpdater ..> RdataSet : add
 
-ZoneTableHeader "1" *-d-> "1" ZoneTable
-ZoneTable "1" *-d-> "1" ZoneData
-ZoneData "1" *-d-> "1" RdataSet
+ZoneTableHeader "1" *--> "1" ZoneTable
+ZoneTable "1" *--> "1" ZoneData
+ZoneData "1" *--> "1" RdataSet
 
-loadFromFile -d-o LoadAction
-IteratorLoader -d-o LoadAction
+loadFromFile --o LoadAction
+IteratorLoader --o LoadAction
 
-MemorySegmentMapped -d-o MemorySegment
-MemorySegmentLocal -d-o MemorySegment
+MemorySegmentMapped --o MemorySegment
+MemorySegmentLocal --o MemorySegment
 
-ZoneTableSegmentMapped -d-o ZoneTableSegment
-ZoneTableSegmentLocal -d-o ZoneTableSegment
+ZoneTableSegmentMapped --o ZoneTableSegment
+ZoneTableSegmentLocal --o ZoneTableSegment
 
-ZoneTableSegmentMapped *-d-> MemorySegmentMapped
-ZoneTableSegmentLocal *-d-> MemorySegmentLocal
+ZoneTableSegmentMapped *--> MemorySegmentMapped
+ZoneTableSegmentLocal *--> MemorySegmentLocal
 
 @enduml