Small tweaks to changelog and cmd_help

Author: maximilionus

CHANGELOG.md

@@ -1,5 +1,5 @@
 # Release 0.9.0
-Major improvements to multiple font drivers
+Major improvements to multiple font drivers.
 
 - Achieved completely correct rendering of emboldened `cff` driver fonts.
 

lucidglyph.sh

@@ -160,9 +160,9 @@ Usage: $0 [COMMAND]
 Carefully tuned adjustments designed to improve font rendering on Linux
 
 COMMANDS:
-  install  Install or upgrade the project.
-  remove   Remove the installed project.
-  help     Show this help message.
+  install  Install or upgrade the project
+  remove   Remove the installed project
+  help     Show this help message
 EOF
 }