Remove the setting of parent headers, make more flexible to run the test...

[harikt]

...s from the web kernel itself. Readme needs some love, the current one also is wrong for we don't have tests directory for the web-project ;) . @pmjones I feel this will help people to move the kernel some where else also.

[harikt]

Diff of aura/project/scritps/kernel.php

diff --git a/scripts/kernel.php b/scripts/kernel.php
index 29576d4..1b73d63 100644
--- a/scripts/kernel.php
+++ b/scripts/kernel.php
@@ -19,7 +19,10 @@ if (! isset($base)) {
 }

 // load any $_ENV changes
-require "{$base}/config/_env.php";
+$envfile = "{$base}/config/_env.php";
+if (file_exists($envfile)) {
+    require $envfile;
+}

[harikt]

@pmjones I will close this PR. But this works in kernel level.