README.md in wicked_pdf-0.9.10 vs README.md in wicked_pdf-0.10.0

@@ -123,19 +123,21 @@
                :save_only                      => false,                        # depends on :save_to_file being set first
                :proxy                          => 'TEXT',
                :basic_auth                     => false                         # when true username & password are automatically sent from session
                :username                       => 'TEXT',
                :password                       => 'TEXT',
-               :cover                          => 'URL',
+               :cover                          => 'URL, Pathname, or raw HTML string',
                :dpi                            => 'dpi',
                :encoding                       => 'TEXT',
                :user_style_sheet               => 'URL',
                :cookie                         => ['_session_id SESSION_ID'], # could be an array or a single string in a 'name value' format
                :post                           => ['query QUERY_PARAM'],      # could be an array or a single string in a 'name value' format
                :redirect_delay                 => NUMBER,
                :javascript_delay               => NUMBER,
+               :image_quality                  => NUMBER,
                :zoom                           => FLOAT,
                :page_offset                    => NUMBER,
+               :javascript_delay               => NUMBER,
                :book                           => true,
                :default_header                 => true,
                :disable_javascript             => false,
                :grayscale                      => true,
                :lowquality                     => true,