Enable summary for the post in blog

- updating the configuration from params.blog to params
- documentation has been added to enable configuration of summary for blogs

Closes jakewies#73

README.md

@@ -61,6 +61,17 @@ handle: "hugo-theme-codex"
 
 If you would rather override the about page's layout with your own, you can do so by creating a `layouts/index.html`. You can find the `index.html` file that `hugo-theme-codex` uses [here](https://github.com/jakewies/hugo-theme-codex/blob/master/layouts/index.html).
 
+### Configuring Blog 
+
+Blog configurations include: 
+
+1.	Enabling Summary for every post by providing the configuration in `[params]` section of `config.toml`
+```toml
+[params]
+  # Enables summary view on blogs
+  showSummary = true
+```
+
 ### Configuring Social Icons
 
 Social Icons are optional. To show any of these icons, just provide the value in the `[params]` section of `config.toml`.

exampleSite/config.toml

@@ -37,9 +37,8 @@ copyright = "© {year}"
   #   "Twitter", "GitHub", "Email", "Facebook", "GitLab", "Instagram", "LinkedIn", "YouTube"
   iconTitles = ["Twitter", "GitHub"]
 
-  [params.blog]
-    # Enables summary view on blogs
-    summary = true
+  # Enables summary view on blogs
+  showSummary = true
 
 # This disables Hugo's default syntax highlighting in favor
 # of prismjs. If you wish to use Hugo's default syntax highlighting

layouts/_default/list.html

@@ -16,7 +16,7 @@
         <h2 class="post__title">
           <a href="{{.RelPermalink}}">{{ .Title }}</a>
         </h2>
-        {{if .Site.Params.blog.summary }}
+        {{if .Site.Params.showSummary }}
         {{ .Summary }}
         {{if .Truncated }}
         <!-- This <div> includes a read more link, but only if the summary is truncated... -->