[#1120] Clean up compiler warnings

RELEASE-NOTES.md

@@ -229,6 +229,7 @@ To use the `ManPageGenerator` tool as a subcommand, you will need the `picocli-c
 * [#1100] Bugfix: The factory of the original `CommandSpec` is now correctly used in the `CommandSpec` copy for repeatable subcommands. Thanks to [Michael Kunz](https://github.com/protogenes) for the pull request.
 * [#1058][#1059] DOC: Man page generator: fix incorrect asciidoctor call in synopsis.  Thanks to [Andreas Deininger](https://github.com/deining) for the pull request.
 * [#1058][#1060] DOC: Man page generator: add documentation about creating language variants.  Thanks to [Andreas Deininger](https://github.com/deining) for the pull request.
+* [#1120] Clean up compiler warnings.
 * [#1073] DOC: Improve user manual: fix typos, update content. Thanks to [Andreas Deininger](https://github.com/deining) for the pull request.
 * [#1102] DOC: Show `descriptionKeys` for `@file` and EndOfOptions (--) delimiter in resource bundles.
 * [#1116] DOC: Improved Guice example in user manual. Thanks to [H.Sakata](https://github.com/sakata1222) for the pull request.

picocli-codegen/src/main/java/picocli/codegen/annotation/processing/VersionProviderMetaData.java

@@ -29,7 +29,7 @@ class VersionProviderMetaData implements IVersionProvider, ITypeMetaData {
 
     /**
      * Sets the specified {@code CommandSpec}'s
-     * {@linkplain CommandSpec#versionProvider(IVersionProvider) version provider}
+     * {@linkplain CommandSpec#versionProvider(picocli.CommandLine.IVersionProvider)}  version provider}
      * to an {@code VersionProviderMetaData} instance if the annotation attribute was present on the
      * specified {@code Command} annotation.
      *

src/test/java/picocli/RepeatableSubcommandsTest.java

@@ -744,6 +744,7 @@ public class RepeatableSubcommandsTest {
         assertEquals(2, cmd.count);
     }
 
+    @SuppressWarnings("deprecation")
     @Test
     public void testCommandLinePublicSetter() throws IOException {
         PrintWriter ERR = new PrintWriter(new StringWriter());
@@ -841,6 +842,7 @@ public class RepeatableSubcommandsTest {
         }
     }
 
+    @SuppressWarnings("deprecation")
     private void checkEquals(CommandLine line, CommandLine other) {
         assertSame(line.getAtFileCommentChar(), other.getAtFileCommentChar());
         assertSame(line.isCaseInsensitiveEnumValuesAllowed(), other.isCaseInsensitiveEnumValuesAllowed());