Implement many more nodes

Adds these new styling and formatting nodes
* strike
* highlight
* linebreaks
* pagebreaks
* Hyperlinks

lib/notare/nodes/run.rb

@@ -3,14 +3,18 @@
 module Notare
   module Nodes
     class Run < Base
-      attr_reader :text, :bold, :italic, :underline, :style
+      attr_reader :text, :bold, :italic, :underline, :strike, :highlight, :color, :style
 
-      def initialize(text, bold: false, italic: false, underline: false, style: nil)
+      def initialize(text, bold: false, italic: false, underline: false,
+                     strike: false, highlight: nil, color: nil, style: nil)
         super()
         @text = text
         @bold = bold
         @italic = italic
         @underline = underline
+        @strike = strike
+        @highlight = highlight
+        @color = color
         @style = style
       end
     end