+id now has public constructor

+default bas64 repr for ByteChunk

src/commonTest/kotlin/KeysTest.kt

@@ -456,5 +456,8 @@ class KeysTest {
         testToString(k4)
 
         for( i in listOf(k1, k2, k3, k4, k5, k6, k7, k8)) testAsString(i)
+
+        val x = VerifyingPublicKey.parse("I1po9Y2I7p2aOxeh4nFyGPm3e0YunBEu1Mo-PmIqP84Evg")
+        println(x)
     }
 }