Update some about details.

CREDITS.md

@@ -1,5 +0,0 @@
-
-
-Layers icon
-[Fatcow Web Hosting](http://www.fatcow.com/free-icons)
-http://creativecommons.org/licenses/by/4.0/

README.md

@@ -48,3 +48,6 @@ Credits
 
 The integrated icons are part of the [Farm Fresh Web Icons](http://www.fatcow.com/free-icons) and are licensed under the
 [CC BY 3.0 US](http://creativecommons.org/licenses/by/3.0/us/)
+
+The about icon is part of the [Web Blog Icons by SEM Labs](http://semlabs.co.uk/) and is licensed under the 	
+[CC BY 4.0](http://creativecommons.org/licenses/by/4.0/).

module/config/autoload.php

@@ -16,6 +16,6 @@ TemplateLoader::addFiles(
         'leaflet_map_html'   => 'system/modules/leaflet/templates',
         'mod_leaflet_map'    => 'system/modules/leaflet/templates',
         'be_leaflet_geocode' => 'system/modules/leaflet/templates',
-        'be_leaflet_credits' => 'system/modules/leaflet/templates',
+        'be_leaflet_about'   => 'system/modules/leaflet/templates',
     )
 );

module/templates/be_leaflet_about.html5

@@ -13,7 +13,7 @@
         <p>
             This software ships with an visible attribution to <em>netzmacht creative</em> in the map attribution control.
             If you want to remove this attribution, you have to purchase a commercial license.
-            For more details see the <a href="http://contao-leaflet.netzmacht.de" target="_blank">project website</a>.
+            For more details visit the <a href="http://contao-leaflet.netzmacht.de" target="_blank">project website</a>.
         </p>
     </div>
     <div class="right">
@@ -41,11 +41,26 @@
     <h2>Support Contao Leaflet</h2>
 
     <div class="row">
+        <div class="col">
+            <h3>Report issues</h3>
+            <p>If you found a bug, got some troubles or have a feature request - feel free to open an issue.</p>
+            <p><a href="http://github.com/netzmacht/contao-leaflet-maps/issues" class="btn"  target="_blank">Issue tracker</a> </p>
+        </div>
+        <div class="col">
+            <h3>Contribute</h3>
+            <p>There are many ways you can con&shy;tribute. Translations,
+                docu&shy;mentation or code contributions are welcome.
+            </p>
+            <p><a href="http://contao-leaflet.netzmacht.de/contribute.html" class="btn" target="_blank">Contribute</a> </p>
+        </div>
         <div class="col">
             <h3>Fund a feature</h3>
             <p>Contao Leaflet is not feature complete. Have a look at the list of planned feature and support them.</p>
-            <p><a href="http://contao-leaflet.netzmacht.de/panned-features.html" class="btn"  target="_blank">Planned features</a> </p>
+            <p><a href="http://contao-leaflet.netzmacht.de/planned-features.html" class="btn"  target="_blank">Planned features</a> </p>
         </div>
+    </div>
+    <div class="row">
+
         <div class="col">
             <h3>Individual development</h3>
             <p>If you have special requirements you can hire me for an individual development.</p>

src/Netzmacht/Contao/Leaflet/Backend/About.php

@@ -25,7 +25,7 @@ class About
      */
     public function generate()
     {
-        $template = new \BackendTemplate('be_leaflet_credits');
+        $template = new \BackendTemplate('be_leaflet_about');
 
         $template->headline  = 'Leaftlet maps integration for Contao CMS';
         $template->libraries = $this->getLibraries();
@@ -81,22 +81,22 @@ class About
      */
     private function extractFromComposer()
     {
-        $local    = TL_ROOT . '/composer/vendor/netzmacht/contao-leaflet-maps/composer.json';
+        $extFile  = TL_ROOT . '/composer/vendor/netzmacht/contao-leaflet-maps/composer.json';
-        $composer = TL_ROOT . '/composer/composer.lock';
+        $lockFile = TL_ROOT . '/composer/composer.lock';
 
-        if (!file_exists($local)) {
+        if (!file_exists($extFile) || !file_exists($lockFile)) {
             return array();
         }
 
-        $local     = json_decode(file_get_contents($local), true);
+        $extension = json_decode(file_get_contents($extFile), true);
-        $installed = json_decode(file_get_contents($composer), true);
+        $installed = json_decode(file_get_contents($lockFile), true);
         $deps      = array();
         $version   = null;
 
         foreach ($installed['packages'] as $package) {
             if ($package['name'] === 'netzmacht/contao-leaflet-maps') {
                 $version = $package['version'];
-            } elseif (isset($local['require'][$package['name']])) {
+            } elseif (isset($extension['require'][$package['name']])) {
                 $deps[] = array(
                     'name'     => $package['name'],
                     'version'  => $package['version'],