Bump version to 0.5.0

Author: bxparks

CHANGELOG.md

@@ -1,6 +1,7 @@
 # Changelog
 
 - Unreleased
+- 0.5.0 (2023-08-31)
     - `USER_GUIDE.md`, `README.md`
         - Update "Menu Indicator Arrows" section with latest screenshots which
           changed the menu arrows.

README.md

@@ -64,7 +64,7 @@ Here are some missing features which may be added in the future:
 - complex numbers
 - keystroke programming
 
-**Version**: 0.5.0-dev (2023-08-24)
+**Version**: 0.5.0 (2023-08-31)
 
 **Changelog**: [CHANGELOG.md](CHANGELOG.md)
 

USER_GUIDE.md

@@ -2,7 +2,7 @@
 
 RPN calculator app for the TI-83 Plus and TI-84 Plus inspired by the HP-42S.
 
-**Version**: 0.5.0-dev (2023-08-24)
+**Version**: 0.5.0 (2023-08-31)
 
 **Project Home**: https://github.com/bxparks/rpn83p
 

src/menuhandlers.asm

@@ -136,7 +136,7 @@ helpPages:
 
 msgHelpPage1:
     .db escapeLargeFont, "RPN83P", Lenter
-    .db escapeSmallFont, "v0.5.0-dev (2023", Shyphen, "08", Shyphen, "31)", Senter
+    .db escapeSmallFont, "v0.5.0 (2023", Shyphen, "08", Shyphen, "31)", Senter
     .db "(c) 2023  Brian T. Park", Senter
     .db Senter
     .db "An RPN calculator for the", Senter