Add snippet support and unpack liquid plugin

app/models/snippet.rb

@@ -0,0 +1,8 @@
+class Snippet < CouchFoo::Base
+  
+   property :name, String
+   property :content, String
+   
+   validates_presence_of :name
+   
+end

app/models/snippet_filter.rb

@@ -0,0 +1,13 @@
+module SnippetFilter
+  def render_snippet(snippet_name)
+    
+    snippet = Snippet.find_by_name(snippet_name)
+    
+    if snippet
+      return Liquid::Template.parse(snippet.content).render
+    else
+      return "nothing"
+    end
+    
+  end
+end