post rebase fixup still some tests unhappy

Author: itstheceo

src/main/java/org/biscuitsec/biscuit/token/ThirdPartyBlockRequest.java

@@ -45,16 +45,7 @@ public Either<Error.FormatError, ThirdPartyBlockContents> createBlock(KeyPair ke
 
         byte[] serializedBlock = res.get();
 
-        Signature sgr = KeyPair.generateSignature(keyPair.public_key().algorithm);
-        sgr.initSign(keyPair.private_key());
-        sgr.update(serializedBlock);
-
-        ByteBuffer algo_buf = ByteBuffer.allocate(4).order(ByteOrder.LITTLE_ENDIAN);
-        algo_buf.putInt(Integer.valueOf(Schema.PublicKey.Algorithm.Ed25519.getNumber()));
-        algo_buf.flip();
-        sgr.update(algo_buf);
-        sgr.update(previousKey.toBytes());
-        byte[] signature = sgr.sign();
+        byte[] signature = keyPair.sign(serializedBlock, previousKey.toBytes());
 
         PublicKey publicKey = keyPair.public_key();
 

src/main/java/org/biscuitsec/biscuit/token/UnverifiedBiscuit.java

@@ -256,14 +256,14 @@ public ThirdPartyBlockRequest thirdPartyRequest() {
      */
     public UnverifiedBiscuit appendThirdPartyBlock(PublicKey externalKey, ThirdPartyBlockContents blockResponse)
             throws NoSuchAlgorithmException, SignatureException, InvalidKeyException, Error {
-        KeyPair nextKeyPair = KeyPair.generate(Schema.PublicKey.Algorithm.Ed25519);
+        KeyPair nextKeyPair = KeyPair.generate(externalKey.algorithm);
 
         Signature sgr = KeyPair.generateSignature(externalKey.algorithm);
         sgr.initVerify(externalKey.key);
 
         sgr.update(blockResponse.payload);
         ByteBuffer algo_buf = ByteBuffer.allocate(4).order(ByteOrder.LITTLE_ENDIAN);
-        algo_buf.putInt(Integer.valueOf(Schema.PublicKey.Algorithm.Ed25519.getNumber()));
+        algo_buf.putInt(Integer.valueOf(externalKey.algorithm.getNumber()));
         algo_buf.flip();
         sgr.update(algo_buf);
 

src/main/java/org/biscuitsec/biscuit/token/builder/Biscuit.java

@@ -2,12 +2,8 @@
 
 import org.biscuitsec.biscuit.crypto.KeyPair;
 import org.biscuitsec.biscuit.crypto.PublicKey;
-import org.biscuitsec.biscuit.crypto.Signer;
 import org.biscuitsec.biscuit.datalog.SchemaVersion;
 import org.biscuitsec.biscuit.datalog.SymbolTable;
-import org.biscuitsec.biscuit.datalog.Check;
-import org.biscuitsec.biscuit.datalog.Fact;
-import org.biscuitsec.biscuit.datalog.Rule;
 import org.biscuitsec.biscuit.error.Error;
 import org.biscuitsec.biscuit.token.Block;
 import io.vavr.Tuple2;