Merge branch 'documentCompressionTags' of https://github.com/pgpainless/bc-java into pgpainless-documentCompressionTags

Author: dghgit

pg/src/main/java/org/bouncycastle/bcpg/CompressionAlgorithmTags.java

@@ -1,7 +1,14 @@
 package org.bouncycastle.bcpg;
 
 /**
- * Basic tags for compression algorithms
+ * Basic tags for compression algorithms.
+ *
+ * @see <a href="https://www.rfc-editor.org/rfc/rfc4880.html#section-9.3">
+ *     RFC4880 - Compression Algorithms</a>
+ * @see <a href="https://www.ietf.org/archive/id/draft-koch-librepgp-00.html#name-compression-algorithms">
+ *     LibrePGP - Compression Algorithms</a>
+ * @see <a href="https://www.ietf.org/archive/id/draft-ietf-openpgp-crypto-refresh-13.html#name-compression-algorithms">
+ *     Crypto-Refresh - Compression Algorithms</a>
  */
 public interface CompressionAlgorithmTags
 {