repl: Add compiler options to :reset

Author: dwijnand

compiler/test-resources/repl/reset-command

@@ -12,4 +12,17 @@ scala> def f(thread: Thread) = thread.stop()
   |method stop in class Thread is deprecated since : see corresponding Javadoc for more information.
 def f(thread: Thread): Unit
 
-scala>
+scala> def resetNoArgsStillWorks = 1
+def resetNoArgsStillWorks: Int
+
+scala>:reset
+
+scala> resetNoArgsStillWorks
+-- [E006] Not Found Error: -----------------------------------------------------
+1 | resetNoArgsStillWorks
+  | ^^^^^^^^^^^^^^^^^^^^^
+  | Not found: resetNoArgsStillWorks
+longer explanation available when compiling with `-explain`
+1 error found
+
+scala>:settings "-Dfoo=bar baz"