#190 Remove urm plugin

lazy-loading/etc/lazy-loading.urm.puml

@@ -1,40 +0,0 @@
-@startuml
-package com.iluwatar.lazy.loading {
-  class App {
-    - LOGGER : Logger {static}
-    + App()
-    + main(args : String[]) {static}
-  }
-  class Heavy {
-    - LOGGER : Logger {static}
-    + Heavy()
-  }
-  class HolderNaive {
-    - LOGGER : Logger {static}
-    - heavy : Heavy
-    + HolderNaive()
-    + getHeavy() : Heavy
-  }
-  class HolderThreadSafe {
-    - LOGGER : Logger {static}
-    - heavy : Heavy
-    + HolderThreadSafe()
-    + getHeavy() : Heavy
-  }
-  class Java8Holder {
-    - LOGGER : Logger {static}
-    - heavy : Supplier<Heavy>
-    + Java8Holder()
-    - createAndCacheHeavy() : Heavy
-    + getHeavy() : Heavy
-  }
-  ~class HeavyFactory {
-    - heavyInstance : Heavy
-    ~ HeavyFactory()
-    + get() : Heavy
-  }
-}
-HolderThreadSafe -->  "-heavy" Heavy
-HolderNaive -->  "-heavy" Heavy
-HeavyFactory -->  "-heavyInstance" Heavy
-@enduml