- Updates button height calculation

- Removes background color when it's set to "transparent"
- Removes second line break from paragraphs
- Introduces other changes based on Becks's testing
- Updates unit tests

lib/Newsletter/Renderer/Blocks/Renderer.php

@@ -1,10 +1,12 @@
 <?php
 namespace MailPoet\Newsletter\Renderer\Blocks;
 
+use MailPoet\Newsletter\Renderer\StylesHelper;
+
 class Renderer {
   function render($data, $column_count) {
     $block_content = '';
-    array_map(function ($block) use (&$block_content, &$columns, $column_count) {
+    array_map(function($block) use (&$block_content, &$columns, $column_count) {
       $block_content .= $this->createElementFromBlockType($block, $column_count);
       if(isset($block['blocks'])) {
         $block_content = $this->render($block, $column_count);
@@ -18,6 +20,7 @@ class Renderer {
   }
 
   function createElementFromBlockType($block, $column_count) {
+    $block = StylesHelper::setTextAlign($block);
     $block_class = __NAMESPACE__ . '\\' . ucfirst($block['type']);
     return (class_exists($block_class)) ? $block_class::render($block, $column_count) : '';
   }