PHP syntax highlighting in readme. [ci skip]

ezzatron · ezzatron · commit a014b2672419 · 2014-02-17T16:19:12.000+10:00
diff --git a/README.md b/README.md
@@ -42,7 +42,7 @@ Elements in sequences can be anything. By default, sequence members are compared
 using the `===` operator. To customize this comparison, simply construct the
 solver with a custom comparator, like so:
 
-```
+```php
 use Eloquent\Lcs\LcsSolver;
 
 $solver = new LcsSolver(
