fix shebang executable checks

php/gravatar.php

@@ -18,7 +18,7 @@ Size: <input type="text" name="size">
 
 <p>* marks required field. Only email address is required.</p>
 
-<p>Size can be anything from 1 to 2048. If it's empty, size is 
+<p>Size can be anything from 1 to 2048. If it's empty, size is
 80.</p>
 
 <p>For Steam profile pictures, set size as 184.</p>
@@ -28,12 +28,12 @@ Size: <input type="text" name="size">
 
 <?php
 
-$email = trim( $_REQUEST["email"] ); 
+$email = trim( $_REQUEST["email"] );
 $size = $_REQUEST["size"];
 
 echo "<p>Email<br> $email<br></p>";
 
-$email = strtolower( $email ); 
+$email = strtolower( $email );
 
 $md5email = md5( $email );
 

php/libravatar.php

@@ -27,12 +27,12 @@ Size: <input type="text" name="size">
 
 <?php
 
-$email = trim( $_REQUEST["email"] ); 
+$email = trim( $_REQUEST["email"] );
 $size = $_REQUEST["size"];
 
 echo "<p>Email<br> $email<br></p>";
 
-$email = strtolower( $email ); 
+$email = strtolower( $email );
 
 $md5email = md5( $email );