1 12 merge java copyright header changes (#391)

* OESS-98 fix tools test for plugins

* sync fork

* Merge of changes from dev

* Move problem option to bottom of the list until fixed

* HDFFV-11106 - fix parsing optional args

* HDFFV-11106 add note

* grammer fix

* Whitespace after clang formatting

* Undo format version 11 changes

* Update check to working version

* Merge workflow and minor changes from develop

* Update supported platforms

* PR#3 merge from develop

* Merge gcc 10 diagnostics option from develop

* Merge #318 OSX changes from develop

* Merge serval small changes from dev

* fix typo

* Minor non-space formatting changes

* GH #386 copyright corrections for java folder

* revert because logic requires false return

java/test/TestH5Lbasic.java

@@ -1,6 +1,5 @@
 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
  * Copyright by The HDF Group.                                               *
- * Copyright by the Board of Trustees of the University of Illinois.         *
  * All rights reserved.                                                      *
  *                                                                           *
  * This file is part of HDF5.  The full HDF5 copyright notice, including     *
@@ -35,7 +34,7 @@ import org.junit.rules.TestName;
 public class TestH5Lbasic {
     @Rule public TestName testname = new TestName();
     private static final String H5_FILE = "h5ex_g_iterateL1.hdf";
-    long H5fid = -1;
+    long H5fid = HDF5Constants.H5I_INVALID_HID;
 
     @Before
     public void openH5file()