Fix log option to command line commands

lib/book.js

@@ -33,7 +33,7 @@ var Book = function(root, context, parent) {
 		},
 
 		// Log level
-		logLevel: Book.LOG_LEVELS.INFO
+		logLevel: logger.LEVELS
 	});
 
 	// Log
@@ -93,21 +93,6 @@ var Book = function(root, context, parent) {
 	_.bindAll(this);
 };
 
-Book.LOG_LEVELS = {
-	DEBUG: 0,
-	INFO: 1,
-	WARNING: 2,
-	ERROR: 3,
-	DISABLED: 10
-};
-Book.LOG_COLORS = {
-	DEBUG: color.purple,
-	INFO: color.cyan,
-	WARNING: color.yellow,
-	ERROR: color.red,
-	DISABLED: 10
-};
-
 // Initialize and parse the book: config, summary, glossary
 Book.prototype.parse = function() {
 	var that = this;

lib/index.js

@@ -126,7 +126,7 @@ module.exports = {
 							'config': {
 								'defaultsPlugins': ["livereload"]
 							},
-							'logLevel': Book.LOG_LEVELS[(kwargs.log).toUpperCase()]
+							'logLevel': kwargs.log
 						}));
 
 						return book.parse()