move reset to abstract class

befunge/src/main/kotlin/befide/befunge/b93/Befunge93.kt

@@ -24,11 +24,6 @@ class Interpreter93(stdinSrc: PipedWriter, stdoutDest: PipedReader)
     override val stdout: PipedWriter = PipedWriter(stdoutDest)
 
     override val instructionSet = B93Instructions() + B93Extras()
-
-    override fun reset() {
-        stdin.readAll()
-        stdout.flush()
-    }
 }
 
 fun main(args: Array<String>) {

befunge/src/main/kotlin/befide/befunge/core/MutableInterpreter.kt

@@ -7,6 +7,7 @@ import befide.befunge.core.state.Data
 import befide.befunge.core.state.MutableFunge
 import befide.befunge.core.state.MutablePointer
 import befide.befunge.core.util.Event
+import befide.befunge.core.util.readAll
 import java.util.*
 
 abstract class MutableInterpreter<V, D : Data, M : Enum<M>>
@@ -67,4 +68,9 @@ abstract class MutableInterpreter<V, D : Data, M : Enum<M>>
             notifyStack(StackOp.Push) { stack.push(datum) }
         }
     }
+
+    override fun reset() {
+        stdin.readAll()
+        stdout.flush()
+    }
 }