Context: Log context creation.

core/src/main/java/org/bitcoinj/core/Context.java

@@ -54,6 +54,7 @@ public class Context {
      * @param params The network parameters that will be associated with this context.
      */
     public Context(NetworkParameters params) {
+        log.info("Creating bitcoinj {} context.", VersionMessage.BITCOINJ_VERSION);
         this.confidenceTable = new TxConfidenceTable();
         this.params = params;
         lastConstructed = this;