Add post and slide tests

Add test posts to test slide and post layouts

.gitignore

@@ -1,2 +1,3 @@
 _site
-node_modules
+node_modules
+Gemfile*

_posts/2015-01-15-Test-Post.markdown

@@ -0,0 +1,14 @@
+---
+layout:     post
+title:      Test Post Layout
+date:       2015-01-01 12:00:00
+author:     Your Name
+---
+
+I can write in *Italics*
+
+I can write in **Bold**
+
+I can write an equation
+
+$ A = \pi r^2 $

_posts/2015-01-15-Test-Slide.markdown

@@ -0,0 +1,39 @@
+---
+layout:     slide
+title:      Test Presentation
+date:       2015-01-15 12:00:00
+author:     Your Name
+
+theme:      solarized
+trans:      default
+---
+<script type="text/template">
+#{{ page.title }}
+##{{ page.author }}
+###{{ page.date }}
+<!-- Start Writing Below in Markdown -->
+
+
+
+I can write in *Italics*
+
+
+
+I can write in **Bold**
+
+
+
+I can write an equation
+
+
+
+$$ A = \pi r^2 $$
+
+<!-- End Here -->
+
+
+#[Print]({{ site.url }}{{ site.baseurl }}{{ page.url }}/?print-pdf#)
+#[Back](/../Project-Pages)
+</script>
+
+