add cobol example; reorder nav (#186)

Author: ntno

tests/examples/pymdown-pygments-dark/docs/sample-languages/cobol-base.md

@@ -0,0 +1,23 @@
+# Cobol
+
+## Block Highlighting
+
+Language highlighting can be enabled with PyMdown and Pygments by adding a [supported programming language](https://pygments.org/languages/) name directly after the first <code>```</code> grouping in a Markdown code block:
+
+```cobol
+--8<--
+sample-languages/scripts/example.cbl
+--8<--
+```
+
+### Block Markdown 
+
+````text
+```cobol
+--8<--
+sample-languages/scripts/example.cbl
+--8<--
+```
+````
+
+Script adapted from Yvan Scher's ["7 cobol examples with explanations"](https://medium.com/@yvanscher/7-cobol-examples-with-explanations-ae1784b4d576)

tests/examples/pymdown-pygments-dark/docs/sample-languages/cobol.md

@@ -0,0 +1,3 @@
+--8<--
+sample-languages/cobol-base.md
+--8<--

tests/examples/pymdown-pygments-dark/docs/sample-languages/scripts/example.cbl

@@ -0,0 +1,10 @@
+            *> setup the identification division
+            IDENTIFICATION DIVISION.
+            *> setup the program id
+            PROGRAM-ID. HELLO.
+            *> setup the procedure division
+            PROCEDURE DIVISION.
+              *> print a string
+              DISPLAY 'HELLO WORLD'.
+            *> end our program
+            STOP RUN.

tests/examples/pymdown-pygments-dark/mkdocs.yml

@@ -9,8 +9,9 @@ nav:
     - Configuration: 'index.md'
     - Languages: 
       - Bash: 'sample-languages/bash.md'
-      - Python: 'sample-languages/python.md'
+      - Cobol: 'sample-languages/cobol.md'
       - Javascript: 'sample-languages/javascript.md'
+      - Python: 'sample-languages/python.md'
 
 markdown_extensions:
   - toc:

tests/examples/pymdown-pygments/docs/sample-languages/cobol-base.md

@@ -0,0 +1,23 @@
+# Cobol
+
+## Block Highlighting
+
+Language highlighting can be enabled with PyMdown and Pygments by adding a [supported programming language](https://pygments.org/languages/) name directly after the first <code>```</code> grouping in a Markdown code block:
+
+```cobol
+--8<--
+sample-languages/scripts/example.cbl
+--8<--
+```
+
+### Block Markdown 
+
+````text
+```cobol
+--8<--
+sample-languages/scripts/example.cbl
+--8<--
+```
+````
+
+Script adapted from Yvan Scher's ["7 cobol examples with explanations"](https://medium.com/@yvanscher/7-cobol-examples-with-explanations-ae1784b4d576)

tests/examples/pymdown-pygments/docs/sample-languages/cobol.md

@@ -0,0 +1,3 @@
+--8<--
+sample-languages/cobol-base.md
+--8<--

tests/examples/pymdown-pygments/docs/sample-languages/scripts/example.cbl

@@ -0,0 +1,10 @@
+            *> setup the identification division
+            IDENTIFICATION DIVISION.
+            *> setup the program id
+            PROGRAM-ID. HELLO.
+            *> setup the procedure division
+            PROCEDURE DIVISION.
+              *> print a string
+              DISPLAY 'HELLO WORLD'.
+            *> end our program
+            STOP RUN.

tests/examples/pymdown-pygments/mkdocs.yml

@@ -9,8 +9,9 @@ nav:
     - Configuration: 'index.md'
     - Languages: 
       - Bash: 'sample-languages/bash.md'
-      - Python: 'sample-languages/python.md'
+      - Cobol: 'sample-languages/cobol.md'
       - Javascript: 'sample-languages/javascript.md'
+      - Python: 'sample-languages/python.md'
 
 markdown_extensions:
   - toc: