Fix init command

README.md

@@ -18,7 +18,8 @@ GitBook can be installed from **NPM** using:
 $ npm install gitbook-cli -g
 ```
 
-Create the directories and files for a book from its [SUMMARY.md](https://github.com/GitbookIO/gitbook#book-format) file using
+Create the directories and files for a book from its [SUMMARY.md](https://github.com/GitbookIO/gitbook#book-format) file (if existing) using
+
 ```
 $ gitbook init
 ```

lib/book.js

@@ -712,10 +712,10 @@ Book.init = function(root) {
         }, []);
     };
 
-    book.log.infoLn("init book at", root);
+    book.log.info.ln("init book at", root);
     return fs.mkdirp(root)
     .then(function() {
-        book.log.infoLn("detect structure from SUMMARY (if it exists)");
+        book.log.info.ln("detect structure from SUMMARY (if it exists)");
         return book.parseSummary();
     })
     .fail(function() {
@@ -748,7 +748,7 @@ Book.init = function(root) {
 
             return fs.exists(absolutePath)
             .then(function(exists) {
-                book.log.infoLn("create", chapter.path);
+                book.log.info.ln("create", chapter.path);
                 if(exists) return;
 
                 return fs.mkdirp(path.dirname(absolutePath))
@@ -759,7 +759,7 @@ Book.init = function(root) {
         }));
     })
     .then(function() {
-        book.log.infoLn("initialization is finished");
+        book.log.info.ln("initialization is finished");
     });
 };