Revert 9b073ca as GitHub doesn't support it

Michael Babker · web-flow · commit f49b68686b31 · 2019-01-31T18:21:48.000-06:00
diff --git a/manual/php.md b/manual/php.md
@@ -8,7 +8,7 @@ For files that contain only PHP code, the closing tag (`?>`) should not be inclu
 
 Files should always end with a blank new line.
 
-#### General {#general}
+#### General
 
 Pursuant to PSR-2 [Keywords and True/False/Null][]
 
