Add rubocop testfiles

Author: Simon Siegert

fix-with-rubocop/dirty.rb

@@ -0,0 +1,8 @@
+def dirty_method
+   puts "incorrect number of spaces (3)"
+end
+
+#emptying array can be improved by using until
+test_array = [ 'T', 'E', 'S', 'T' ]
+print(test_array.pop, " ") while test_array.size > 0
+print "\n"

fix-with-rubocop/dirtyUnfixable.rb

@@ -0,0 +1,2 @@
+testArray = %w[T E S T]
+