Correct errors in troubleshooting.md

docs/_docs/troubleshooting.md

@@ -111,7 +111,7 @@ possible to run Jekyll as a non-superuser and without having to install
 gems to system-wide locations by adding the following lines to the end 
 of your `.bashrc` file:
 
-```sh
+```
 # Ruby exports
 
 export GEM_HOME=$HOME/gems
@@ -133,11 +133,10 @@ currently-running shell.
 If you see the following error when running the `jekyll new` command,
 you can solve it by using the above-described procedure:
 
-```
+```sh
 $ jekyll new test
 Running bundle install in /home/user/test...
 
-
 Your user account isn't allowed to install to the system RubyGems.
 You can cancel this installation and run:
 
@@ -227,13 +226,13 @@ jekyll serve --baseurl '/blog'
 
 … then make sure that you access the site at:
 
-```sh
+```
 http://localhost:4000/blog/index.html
 ```
 
 It won’t work to just access:
 
-```sh
+```
 http://localhost:4000/blog
 ```
 
@@ -252,7 +251,7 @@ specified elsewhere.
 
 **Note: From v3.3.0 onward, Jekyll does not process `node_modules` and certain subdirectories within `vendor`, by default. But, by having an `exclude:` array defined explicitly in the config file overrides this default setting, which results in some users to encounter an error in building the site, with the following error message:**
 
-```
+```sh
     ERROR: YOUR SITE COULD NOT BE BUILT:
     ------------------------------------
     Invalid date '<%= Time.now.strftime('%Y-%m-%d %H:%M:%S %z') %>':
@@ -290,9 +289,8 @@ problems.
 
 ### Liquid
 
-The latest version, version 2.0, seems to break the use of `{{ "{{" }}` in
-templates. Unlike previous versions, using `{{ "{{" }}` in 2.0 triggers the
-following error:
+Liquid version 2.0, seems to break the use of `{{ "{{" }}` in templates.
+Unlike previous versions, using `{{ "{{" }}` in 2.0 triggers the following error:
 
 ```sh
 '{{ "{{" }}' was not properly terminated with regexp: /\}\}/  (Liquid::SyntaxError)