[log] Create new PrintElementWithGraphElement.
[log] Add AbstractPrintElementsManager.
[log] Remake PrintElementsManagerImpl.
[log] Remake image printer.
[log] Move DfsUtil.
[log] Add Flags#setAll().
[log] Remove newgraph package.
[log] Small fix.
[log] Remake tests.
[log] Fix equals fox CommitId.
[log] Remake test package structure.
[log] Remove unnecessary BufferedReader usage.
[log] Add LinearGraphWithElementsInfoParser.
[log] Fix EdgesInRowGenerator and add several tests.
[log] In GraphColorManager JBColor -> int(colorId) && int -> CommitId
[log] Move method from CollapsedVisibleGraph to AbstractVisibleGraph.