create SVM class skeleton

src/Phpml/Classifier/SupportVectorMachine.php

@@ -0,0 +1,22 @@
+<?php
+
+declare (strict_types = 1);
+
+namespace Phpml\Classifier;
+
+use Phpml\Classifier\Traits\Predictable;
+use Phpml\Classifier\Traits\Trainable;
+
+class SupportVectorMachine implements Classifier
+{
+    use Trainable, Predictable;
+
+    /**
+     * @param array $sample
+     *
+     * @return mixed
+     */
+    protected function predictSample(array $sample)
+    {
+    }
+}