Add command line option "plugins"

README.md

@@ -36,7 +36,7 @@ Options for commands `build` and `serve` are:
 -o, --output <directory>  Path to output directory, defaults to ./_book
 -f, --format <name>       Change generation format, defaults to site, availables are: site, page, pdf, json
 --githubHost <url>   The url of the github host (defaults to https://github.com/)
---theme <path>            Path to theme directory
+--plugins <plugins>  List of plugins to use separated by ":"
 ```
 
 You can publish your books to our index by visiting [GitBook.io](http://www.gitbook.io)

bin/build.js

@@ -33,7 +33,7 @@ var makeBuildFunc = function(converter) {
                     github: options.github || repoID,
                     githubHost: options.githubHost,
                     generator: options.format,
-                    theme: options.theme
+                    plugins: options.plugins
                 })
             );
         })

bin/gitbook.js

@@ -25,7 +25,7 @@ var buildCommand = function(command) {
     .option('-i, --intro <intro>', 'Description of the book to generate, default is extracted from readme')
     .option('-g, --github <repo_path>', 'ID of github repo like : username/repo')
     .option('--githubHost <url>', 'The url of the github host (defaults to https://github.com/')
-    .option('--theme <path>', 'Path to theme directory');
+    .option('--plugins <plugins>', 'List of plugins to use separated by ":"');
 };
 
 buildCommand(prog.command('build [source_dir]'))