Add fix for font size controls in sv_SE and a quality of life enhancements section

Keyboard-mappings.md

@@ -27,6 +27,15 @@ The hex value for the `chars` property can be looked up on ASCII tables like the
   - { key: LBracket,    mods: Alt,            chars: "\x5B"              }
 ```
 
+## General Quality of Life Improvements
+### MacOS
+```
+  - { key: Comma,     mods: Command,      command:
+      {program: "open", args: ["~/.config/alacritty/alacritty.yml"]}     }
+  - { key: N,         mods: Command,      command:
+      {program: "open", args: ["-n", "/Applications/Alacritty.app"]}     }
+```
+
 ## Italian
 ### Mac OS
 ```
@@ -119,6 +128,9 @@ The hex value for the `chars` property can be looked up on ASCII tables like the
   - { key: Key0,      mods: Alt|Shift,    chars: "≠"                     }
   - { key: Minus,     mods: Alt|Shift,    chars: "\xBF"                  }
 
+# Replace the default bindings for these as the VirtualKeycodes don't match reality
+  - { key: Slash,     mods: Command,      action: DecreaseFontSize       }
+  - { key: Minus,     mods: Command,      action: IncreaseFontSize       }
 ```
 ### Windows
 ```