feat(readme): clarifies and adds information about this repo (#7)

Author: JasonRaveling

README.md

@@ -1,5 +1,7 @@
 # WP-CLI scripts
-This is a collection of miscellaneous scripts that utilize [WP-CLI](https://wp-cli.org/), the command line interface for WordPress.
+This is a collection of BASH scripts that utilize [WP-CLI](https://wp-cli.org/), the command line interface for WordPress.
+
+Each script does a basic task over an entire multisite WordPress installation.
 
 # Usage
-Clone this repo and configure the path in `source/config.sh`. Make the scripts executable as needed (i.e. `chmod +x wpcli-scripts/*.sh`).
+Clone this repo anywhere you'd like. Configure the path in `source/config.sh`. Run the script of your choice.