Revert "Merge branch 'superdweebie-rand-bugfix'"

This reverts commit 002ce3dee6107f2c71af8e7ce0ed1f43693ddadf, reversing
changes made to 0023a96e4756112661c11dbf4e293f4be110809a.

Note: we will need to revert this revert when merging develop to master for the
2.3.0 release. See http://git-scm.com/blog/2010/03/02/undoing-merges.html - the
section on "Reverting the Revert," for details.

src/Adapter/AbstractAdapter.php

@@ -53,9 +53,6 @@ abstract class AbstractAdapter implements AdapterInterface
      */
     public function write($text, $color = null, $bgColor = null)
     {
-        //Encode text to match console encoding
-        $text = $this->encodeText($text);
-
         if ($color !== null || $bgColor !== null) {
             echo $this->colorize($text, $color, $bgColor);
         } else {
@@ -500,27 +497,4 @@ public function readChar($mask = null)
         fclose($f);
         return $char;
     }
-
-    /**
-     * Encode a text to match console encoding
-     *
-     * @param  string $text
-     * @return string the encoding text
-     */
-    public function encodeText($text)
-    {
-        if ($this->isUtf8()) {
-            if (StringUtils::isValidUtf8($text)) {
-                return $text;
-            }
-
-            return utf8_encode($text);
-        }
-
-        if (StringUtils::isValidUtf8($text)) {
-            return utf8_decode($text);
-        }
-
-        return $text;
-    }
 }