Communicating Lean search paths between processes

structure Lean.LeanPaths : Type

• oleanPath : SearchPath
• srcPath : SearchPath
• loadDynlibPaths : Array System.FilePath
• pluginPaths : Array System.FilePath

instance Lean.instToJsonLeanPaths : ToJson LeanPaths

instance Lean.instFromJsonLeanPaths : FromJson LeanPaths