Use console type for fenced snippets

README.md

@@ -101,15 +101,15 @@ tasks:
 As long as there is a `tusk.yml` file in the working or any parent directory,
 tasks can be run:
 
-```text
+```console
 $ tusk greet --name friend
 Running: echo "Hello, friend!"
 Hello, friend!
 ```
 
 Help messages are dynamically generated based on the YAML configuration:
 
-```text
+```console
 $ tusk --help
 tusk - the modern task runner
 
@@ -127,7 +127,7 @@ Global Options:
 
 Individual tasks have help messages as well:
 
-```text
+```console
 $ tusk greet --help
 tusk greet - Say hello to someone
 

docs/spec.md

@@ -17,7 +17,7 @@ tasks:
 
 The commands can be run with no additional configuration:
 
-```text
+```console
 $ tusk hello
 Running: echo "Hello, world!"
 Hello, world!
@@ -393,7 +393,7 @@ tasks:
 
 The task can be invoked as such:
 
-```text
+```console
 $ tusk greet friend
 Hello, friend!
 ```
@@ -720,7 +720,8 @@ tasks:
 
 The example above will produce the following help documentation:
 
-```text
+```console
+$ tusk --help
 mycli - A custom aliased command-line application
 
 Usage: