title: CkZip.class -class file has wrong version 55.0, should be 52.0
body: <p>Both my java and javac are in same version 1.8 - still I am getting the below errors - Any help is appreciated...</p>
  
  <p>c:\DATA\Chilkat\chilkat-9.5.0-jdk11-x64>javac -encoding utf8 -classpath ".;./chilkat.jar" Test.java
  Test.java:6: error: cannot access CkZip
  import com.chilkatsoft.CkZip;
                        ^
    bad class file: .\chilkat.jar(com/chilkatsoft/CkZip.class)
      class file has wrong version 55.0, should be 52.0
      Please remove or make sure it appears in the correct subdirectory of the classpath.</p>
  
  <p>c:\DATA\Chilkat\chilkat-9.5.0-jdk11-x64>java -Djava.library.path=. -classpath ".;./chilkat.jar" Test
  Error: Could not find or load main class Test</p>
  
  <p>c:\DATA\Chilkat\chilkat-9.5.0-jdk11-x64>pause
  Press any key to continue . . .
  c:\DATA\Chilkat\chilkat-9.5.0-jdk11-x64>java -version
  java version "1.8.0_181"
  Java(TM) SE Runtime Environment (build 1.8.0_181-b13)
  Java HotSpot(TM) 64-Bit Server VM (build 25.181-b13, mixed mode)</p>
  
  <p>c:\DATA\Chilkat\chilkat-9.5.0-jdk11-x64>javac -version
  javac 1.8.0_181</p>
  
  <p>c:\DATA\Chilkat\chilkat-9.5.0-jdk11-x64>java -version
  java version "1.8.0_181"
  Java(TM) SE Runtime Environment (build 1.8.0_181-b13)
  Java HotSpot(TM) 64-Bit Server VM (build 25.181-b13, mixed mode)</p>