Add softhyphen support to word reader

Author: amir9480

src/PhpWord/Reader/Word2007/AbstractPart.php

@@ -327,6 +327,8 @@ protected function readRunChild(XMLReader $xmlReader, \DOMElement $node, Abstrac
                     $element->setChangeInfo($type, $author, $date);
                 }
             }
+        } elseif ($node->nodeName=='w:softHyphen') {
+            $element=$parent->addText("\u{200c}", $fontStyle, $paragraphStyle);
         }
     }