update copyright year in unu

FossilOrigin-Name: 264fec34bc2430f967e2788ea101295c80205e93bf7aeab894afaeda96829cc5

RELEASE_NOTES.md

@@ -13,7 +13,7 @@ naming conflicts with other applications and packages.
     ri             retro-ri
     unu            retro-unu
 
-## Bug fixes:
+## Bug Fixes
 
 ## Build
 
@@ -32,12 +32,16 @@ naming conflicts with other applications and packages.
 - moved Windows implementation to `interfaces/windows`
 - now starts the listener when run w/o any arguments
 
-Other:
+## Tools
 
-Documentation:
+- added commentary to Unu
+
+## Other
+
+## Documentation
 
 - Glossary expanded to cover the new words
 
-Examples:
+## Examples
 
-Final Notes:
+## Final Notes

literate/Unu.md

@@ -3,13 +3,18 @@
     unu
     (verb) (-hia) pull out, withdraw, draw out, extract.
 
-Unu is a tool for extracting fenced code blocks from Markdown documents.
+Unu is a tool for extracting fenced code blocks from Markdown
+documents.
 
-I always found documenting my projects to be annoying. Eventually I decided to start mixing the code into the commentary using Markdown. Unu is the tool I use to extract the sources from the original files. I've found that this makes it easier for me to keep the commentary up to date.
+I always found documenting my projects annoying. Eventually I
+decided to start mixing the code and commentary using Markdown.
+Unu is the tool I use to extract the sources from the original
+files. I've found that this makes it easier for me to keep the
+commentary up to date, and has lead to better commented code.
 
 ## The Code
 
-### Headers
+First, headers:
 
 ~~~
 #include <stdio.h>
@@ -121,7 +126,7 @@ int main(int argc, char **argv) {
     }
   }
   else
-    printf("unu\n(c) 2013-2017 charles childers\n\nTry:\n  %s filename\n", argv[0]);
+    printf("unu\n(c) 2013-2018 charles childers\n\nTry:\n  %s filename\n", argv[0]);
   return 0;
 }
 ~~~