More documentation and cleanup

Author: Jason Smith

README.md

@@ -12,6 +12,13 @@ Rendered twigs may contain drupal tokens, which are then processed in context.
 ## Installation
 Install the patternkit module as usual, and review the important variables below to determine if you would like to change the defaults.
 
+Install the Twig library into /sites/all/libraries/Twig
+```
+git clone git://github.com/twigphp/Twig.git -b 1.x /tmp/Twig
+mv /tmp/Twig/lib/Twig ${DRUPALDIR}/sites/all/libraries/
+rm -rf /tmp/Twig
+```
+
 The patternkit module by itself only provides the glue for other modules to present components. Define one by implementing ```hook_patternkit_library```
 
 An example implementation follows

patternkit.info

@@ -1,9 +1,12 @@
-name="Patternkit"
-description="Adds Patternkit patterns to panels as content types."
-package="Presentation Framework"
-core=7.x
+name        = "Patternkit"
+description = "Adds Patternkit patterns to panels as content types."
+package     = "Presentation Framework"
+core        = 7.x
+version     = 7.x-1.1
+
 dependencies[] = ctools
 dependencies[] = panels
+
 files[] = src/PatternkitDrupalCachedLib.php
 files[] = src/PatternkitDrupalTwigLib.php
 files[] = src/PatternkitEditorConfig.php

src/PatternkitDrupalTwigLib.php

@@ -274,6 +274,9 @@ public function getTwigInstance() {
           $templatesDirectory = DRUPAL_ROOT . DIRECTORY_SEPARATOR . dirname(
               $module->filename
             );
+
+          // Namespacing is not necessary here, as each "engine" is unique to
+          // the "library".
           $loader->addPath($templatesDirectory);
         }
       }
@@ -314,7 +317,13 @@ public function renderTwigTemplate($template, array $variables = array()) {
         $content  = $template->render($variables);
       }
       catch (Exception $e) {
-        $content = t('Twig error "!error"', array('!error' => $e->getMessage()));
+        $content = t(
+          'Twig error (!exc} "!error"',
+          array(
+            '!exc'   => 'tst',
+            '!error' => $e->getMessage(),
+          )
+        );
         watchdog(
           'patternkit',
           'Twig engine failure: @msg',
@@ -342,7 +351,6 @@ public function renderTwigTemplate($template, array $variables = array()) {
       );
     }
 
-    $content .= "poop";
     return $content;
   }