docs: Improved highlighting in bash commands

Author: tony

README.md

@@ -24,21 +24,21 @@ Python 2.x will be deprecated in libtmux 0.9. The backports branch is
 
 # install
 
-```sh
+```console
 $ pip install --user libtmux
 ```
 
 # open a tmux session
 
 session name `foo`, window name `bar`
 
-```sh
+```console
 $ tmux new-session -s foo -n bar
 ```
 
 # pilot your tmux session via python
 
-```sh
+```console
 $ python
 
 # or for nice autocomplete and syntax highlighting

docs/properties.md

@@ -17,7 +17,7 @@ $ tmux
 
 terminal two, `python` or `ptpython` if you have it:
 
-```{code-block} sh
+```console
 
 $ python
 

docs/quickstart.md

@@ -25,7 +25,7 @@ from inside a live tmux session.
 
 Next, ensure `libtmux` is installed:
 
-```{code-block} bash
+```console
 
 $ pip install --user libtmux
 
@@ -35,7 +35,7 @@ $ pip install --user libtmux
 
 Now, let's open a tmux session.
 
-```{code-block} bash
+```console
 
 $ tmux new-session -n bar -s foo
 
@@ -59,15 +59,15 @@ Session name `-s`: `foo`
 
 ```
 
-```{code-block} bash
+```console
 
 $ python
 
 ```
 
 For commandline completion, you can also use [ptpython].
 
-```{code-block} bash
+```console
 
 $ pip install --user ptpython
 $ ptpython