RFR: 6965: Thirdparty licenses missing in core, Maven plugins version update

[Marcus Hirt]

On Tue, 3 Nov 2020 08:02:42 GMT, Guru Hb <ghb at openjdk.org> wrote:

> Fix contails : 
> 1 "THIRD_PARTY_LICENSES.txt" (new file) contain license attributes of owasp java encoder and lz4-java.
> 2. "LICENSE.TXT" should be contained in the root directory (inside jar) instead of "rootdir/license/Licenses.txt" (which was earlier fixed in JMC-6951" 
> 3. Maven build time plugins version update for : 
>  [core] update maven dependent plugin with latest version : 
>    org.apache.maven.plugins:maven-jar-plugin:3.2.0 (old : 3.1.0)
>    org.apache.maven.plugins:maven-resources-plugin:3.2.0 (old : 3.0.2) 
>    org.apache.maven.plugins:maven-source-plugin:3.2.1 (old: 3.0.2) 
>    org.apache.maven.plugins:maven-javadoc-plugin: 3.2.0 (old : 3.0.2) 
>  [jmc] 
>    org.commonjava.maven.plugins:directory-maven-plugin:0.3.1 (old : 0.2)
>    org.apache.maven.plugins:maven-resource-plugin:3.2.0 (old : 3.0.2)
> junit:junit:4.13.1 (old : 4.12)
> 
> 4. Fixed javadoc error (Invalid parameter 'the"  in IPoolFactory.java) after upgrading javadoc-plugin with 3.2.0
> 5. [Core] Fixed Warning "'build.plugins.plugin.version' for org.apache.maven.plugins:maven-jar-plugin is missing" in test modules : missing <version> value in the test pom.xml

LGTM!

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Marked as reviewed by hirt (Lead).

PR: https://git.openjdk.java.net/jmc/pull/154