Merge pull request #8 from redcatphp/master

avoid undefined index error

Author: hiqsol

src/models/AssetPackage.php

@@ -231,7 +231,7 @@ public function prepareReleases($repository)
                     'reference' => $package->getSourceReference(),
                 ];
             }
-            if ($release['dist'] || $release['source']) {
+            if ( (isset($release['dist']) && $release['dist']) || (isset($release['source']) && $release['source']) ) {
                 $releases[$version] = $release;
             }
         }

src/views/layouts/_search.php

@@ -12,7 +12,7 @@
     <div class="container">
         <div class="col-xs-12 col-md-9" style="padding:0px 0 10px 0">
             <?= Html::beginForm('/site/search', 'GET', ['id' => 'search-form']) ?>
-            <?= Html::input('text', 'query', $this->params['searchQuery'], [
+            <?= Html::input('text', 'query', (isset($this->params['searchQuery'])?$this->params['searchQuery']:''), [
                 'id' => 'query',
                 'required' => true,
                 'autocomplete' => false,