Added links

Author: MikeRow

README.md

@@ -8,18 +8,19 @@ This repository is a PSR-4 Composer-ready version of [devi/Salt](https://github.
 
 ## Features
 
-- Blake2b
-- Chacha20
-- Chacha20Poly1305
-- Curve25519
-- Ed25519
-- Poly1305
-- Salsa20
-- Salt
+- [Blake2b](https://github.com/MikeRow/Salt/tree/master/src/Blake2b)
+- [Chacha20](https://github.com/MikeRow/Salt/tree/master/src/Chacha20)
+- [Chacha20Poly1305](https://github.com/MikeRow/Salt/tree/master/src/Chacha20Poly1305)
+- [Curve25519](https://github.com/MikeRow/Salt/tree/master/src/Curve25519)
+- [Ed25519](https://github.com/MikeRow/Salt/tree/master/src/Ed25519)
+- [Poly1305](https://github.com/MikeRow/Salt/tree/master/src/Poly1305)
+- [Salsa20](https://github.com/MikeRow/Salt/tree/master/src/Salsa20)
+- [FieldElement](https://github.com/MikeRow/Salt/blob/master/src/FieldElement.php)
+- [Salt](https://github.com/MikeRow/Salt/blob/master/src/Salt.php)
 
   cryptography methods
 
-- NanoSalt
+- [NanoSalt](https://github.com/MikeRow/Salt/blob/master/src/NanoSalt.php)
 
   cryptography methods for Banano/Nano currencies (different signing)
 

src/NanoSalt.php

@@ -25,6 +25,8 @@
 use MikeRow\Salt\Poly1305\Poly1305;
 use MikeRow\Salt\Salsa20\Salsa20;
 
+class NanoSaltException extends Exception {}
+
 class NanoSalt
 {
 	/* Salsa20, HSalsa20, XSalsa20 */

src/NanoSaltException.php

@@ -25,6 +25,8 @@
 use MikeRow\Salt\Poly1305\Poly1305;
 use MikeRow\Salt\Salsa20\Salsa20;
 
+class SaltException extends Exception {}
+
 class Salt
 {
 	/* Salsa20, HSalsa20, XSalsa20 */