Revert "chg: [internal] Install random_compat by Composer"

This reverts commit fe7d0a46

.gitmodules

@@ -7,6 +7,10 @@
 [submodule "app/files/warninglists"]
 	path = app/files/warninglists
 	url = https://github.com/MISP/misp-warninglists.git
+[submodule "app/Lib/random_compat"]
+	path = app/Lib/random_compat
+	url = https://github.com/paragonie/random_compat
+	branch = master
 [submodule "app/files/misp-galaxy"]
 	path = app/files/misp-galaxy
 	url = https://github.com/MISP/misp-galaxy

app/Lib/Tools/RandomTool.php

@@ -2,6 +2,16 @@
 
 class RandomTool
 {
+    public function __construct()
+    {
+        // import compatibility library for PHP < 7.0
+        if (!function_exists('random_int')) {
+            if (file_exists(APP . 'Lib' . DS . 'random_compat' . DS . 'lib' . DS . 'random.php')) {
+                require_once(APP . 'Lib' . DS . 'random_compat' . DS . 'lib' . DS . 'random.php');
+            }
+        }
+    }
+
     /**
      * Generate a random string
      *

app/Lib/random_compat

@@ -0,0 +1 @@
+Subproject commit 088c04e2f261c33bed6ca5245491cfca69195ccf

app/composer.json

@@ -10,7 +10,6 @@
         "ext-simplexml": "*",
         "ext-pcre": "*",
         "cakephp/cakephp": "2.10.24",
-        "paragonie/random_compat": ">=2",
         "kamisama/cake-resque": "4.1.2",
         "pear/crypt_gpg": "1.6.3",
         "monolog/monolog": "1.24.0"