Revert "Enable strict mode on PHP files"

This reverts commit 17da8a3.
Signed-off-by: William Desportes <williamdes@wdes.fr>

Author: williamdes

bin/highlight-query

@@ -1,6 +1,5 @@
 #!/usr/bin/env php
 <?php
-declare(strict_types=1);
 
 $files = array(
     __DIR__ . "/../vendor/autoload.php",

bin/lint-query

@@ -1,6 +1,5 @@
 #!/usr/bin/env php
 <?php
-declare(strict_types=1);
 
 $files = array(
     __DIR__ . "/../vendor/autoload.php",
@@ -28,3 +27,4 @@ if (!$found) {
 
 $cli = new PhpMyAdmin\SqlParser\Utils\CLI();
 exit($cli->runLint());
+

bin/tokenize-query

@@ -1,6 +1,5 @@
 #!/usr/bin/env php
 <?php
-declare(strict_types=1);
 
 $files = array(
     __DIR__ . "/../vendor/autoload.php",

src/Component.php

@@ -1,4 +1,5 @@
 <?php
+
 /**
  * Defines a component that is later extended to parse specialized components or
  * keywords.
@@ -7,7 +8,6 @@
  * *Component parsers can be reused in multiple  situations and *Keyword parsers
  * count on the *Component classes to do their job.
  */
-declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser;
 

src/Components/AlterOperation.php

@@ -1,8 +1,8 @@
 <?php
+
 /**
  * Parses an alter operation.
  */
-declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Components;
 

src/Components/Array2d.php

@@ -1,8 +1,8 @@
 <?php
+
 /**
  * `VALUES` keyword parser.
  */
-declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Components;
 

src/Components/ArrayObj.php

@@ -1,8 +1,8 @@
 <?php
+
 /**
  * Parses an array.
  */
-declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Components;
 

src/Components/CaseExpression.php

@@ -1,8 +1,8 @@
 <?php
+
 /**
  * Parses a reference to a CASE expression.
  */
-declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Components;
 

src/Components/Condition.php

@@ -1,8 +1,8 @@
 <?php
+
 /**
  * `WHERE` keyword parser.
  */
-declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Components;
 
@@ -87,7 +87,7 @@ class Condition extends Component
      */
     public function __construct($expr = null)
     {
-        $this->expr = trim((string) $expr);
+        $this->expr = trim($expr);
     }
 
     /**

src/Components/CreateDefinition.php

@@ -1,10 +1,10 @@
 <?php
+
 /**
  * Parses the create definition of a column or a key.
  *
  * Used for parsing `CREATE TABLE` statement.
  */
-declare(strict_types=1);
 
 namespace PhpMyAdmin\SqlParser\Components;