Cleanup CLI interface and allow for regular expressions in search (#68)

* Cleanup CLI interface and allow for regular expressions in search

* Put a cap on beautifulsoup4

README.md

@@ -9,7 +9,8 @@ Hot deals on the command line.
 [![Language grade: Python](https://img.shields.io/lgtm/grade/python/g/davegallant/rfd.svg?logo=lgtm&logoWidth=18)](https://lgtm.com/projects/g/davegallant/rfd/context:python)
 
 
-![screenshot](https://user-images.githubusercontent.com/4519234/76671943-c9d24f80-656f-11ea-872e-85897add37db.png)
+![screenshot](https://user-images.githubusercontent.com/4519234/85969861-e10a4100-b996-11ea-9a31-6203322c60ee.png)
+
 
 ## Install
 
@@ -17,19 +18,38 @@ Hot deals on the command line.
 pip install rfd
 ```
 
-## Use
+## Usage
 
-### view threads
-```bash
-rfd threads [--forum-id 9] [--limit 10]
+```shell
+Usage: rfd [OPTIONS] COMMAND [ARGS]...
+
+  CLI for https://forums.redflagdeals.com
+
+Options:
+  -v, --version
+  --help         Show this message and exit.
+
+Commands:
+  posts    Display all posts in a thread.
+  search   Search deals based on a regular expression.
+  threads  Displays threads in the forum. Defaults to hot deals.
 ```
 
-### search
-```bash
-rfd search pizza [--num-pages 100]
+## Examples
+
+### view hot deals
+```shell
+rfd threads
 ```
 
-## Support Tab Completion
+### search for pizza
+```shell
+rfd search 'pizza'
+```
+
+## Tab Completion
+
+To enable:
 
 ### bash