apply StyleCI recommendation

lib/Data/Database.php

@@ -460,7 +460,7 @@ class Database extends AbstractData
     public function getValue($namespace, $key = '')
     {
         $configKey = strtoupper($namespace);
-        $value = $this->_getConfig($configKey);
+        $value     = $this->_getConfig($configKey);
         if ($value === '') {
             // initialize the row, so that setValue can rely on UPDATE queries
             self::_exec(
@@ -640,7 +640,7 @@ class Database extends AbstractData
             'SELECT value FROM ' . self::_sanitizeIdentifier('config') .
             ' WHERE id = ?', array($key), true
         );
-        return $row ? $row['value']: '';
+        return $row ? $row['value'] : '';
     }
 
     /**

lib/Persistence/TrafficLimiter.php

@@ -171,8 +171,8 @@ class TrafficLimiter extends AbstractPersistence
 
         // this hash is used as an array key, hence a shorter algo is used
         $hash = self::getHash('sha256');
-        $now = time();
-        $tl = (int) self::$_store->getValue('traffic_limiter', $hash);
+        $now  = time();
+        $tl   = (int) self::$_store->getValue('traffic_limiter', $hash);
         self::$_store->purgeValues('traffic_limiter', $now - self::$_limit);
         if ($tl > 0 && ($tl + self::$_limit >= $now)) {
             $result = false;

tst/Persistence/TrafficLimiterTest.php

@@ -12,7 +12,7 @@ class TrafficLimiterTest extends PHPUnit_Framework_TestCase
     {
         /* Setup Routine */
         $this->_path = sys_get_temp_dir() . DIRECTORY_SEPARATOR . 'trafficlimit';
-        $store = Filesystem::getInstance(array('dir' => $this->_path));
+        $store       = Filesystem::getInstance(array('dir' => $this->_path));
         ServerSalt::setStore($store);
         TrafficLimiter::setStore($store);
     }