Added Description for Localization in installer

Added description for "Localization" on component selection page in
installer.
Reword some items in installer.

Closes #2281

PowerEditor/installer/nppSetup.nsi

@@ -143,9 +143,10 @@ ${MementoSectionDone}
   !insertmacro MUI_FUNCTION_DESCRIPTION_BEGIN
     !insertmacro MUI_DESCRIPTION_TEXT ${explorerContextMenu} 'Explorer context menu entry for Notepad++ : Open whatever you want in Notepad++ from Windows Explorer.'
     !insertmacro MUI_DESCRIPTION_TEXT ${autoCompletionComponent} 'Install the API files you need for the auto-completion feature (Ctrl+Space).'
-				!insertmacro MUI_DESCRIPTION_TEXT ${Plugins} 'You may need those plugins to extend the capacity of Notepad++.'
+    !insertmacro MUI_DESCRIPTION_TEXT ${Plugins} 'You may need these plugins to extend the capabilities of Notepad++.'
+    !insertmacro MUI_DESCRIPTION_TEXT ${localization} 'To use Notepad++ in your favorite language(s), install all/desired language(s).'
     !insertmacro MUI_DESCRIPTION_TEXT ${Themes} 'The eye-candy to change visual effects. Use Theme selector to switch among them.'
-				!insertmacro MUI_DESCRIPTION_TEXT ${AutoUpdater} 'Keep your Notepad++ update: Check this option to install an update module which searches Notepad++ update on Internet and install it for you.'
+    !insertmacro MUI_DESCRIPTION_TEXT ${AutoUpdater} 'Keep Notepad++ updated: Automatically download and install the latest updates.'
   !insertmacro MUI_FUNCTION_DESCRIPTION_END
 ;--------------------------------