Fix some typos in polish translation

Lukasz Jader

2012-07-14 7cd88ddbd93b115aeda76b87b1c99f9afa4aaaef

 src/com/gitblit/models/IssueModel.java

@@ -297,8 +297,8 @@


      @Override

      public String toString() {

         StringBuilder sb = new StringBuilder();

         sb.append(TimeUtils.timeAgo(created));

         StringBuilder sb = new StringBuilder();			
         sb.append(new TimeUtils().timeAgo(created));

         switch (code) {

         case '+':

            sb.append(" created by ");