Update CLI help text

Author: simonsmith

README.md

@@ -54,7 +54,7 @@ Examples:
   # configure the import root directory:
   $ suitcss --import-root src/css input.css output.css
 
-  # watch the input file for changes:
+  # watch the input file and imports for changes:
   $ suitcss --watch input.css output.css
 
   # configure postcss plugins with a config file:

bin/suitcss

@@ -37,7 +37,7 @@ program.on('--help', function () {
   console.log('    # configure the import root directory:');
   console.log('    $ suitcss --import-root src/css input.css output.css');
   console.log();
-  console.log('    # watch the input file for changes:');
+  console.log('    # watch the input file and imports for changes:');
   console.log('    $ suitcss --watch input.css output.css');
   console.log();
   console.log('    # configure postcss plugins with a config file:');