Fix the branch name to right

Author: golbin

view/main.js

@@ -45,7 +45,7 @@ var list = {
 list.staged.name   = "staged";
 list.unstaged.name = "unstaged";
 
-var branchbox = blessed.text(styles.branchbox);
+var branchbox = blessed.box(styles.branchbox);
 
 blessed.listbar(styles.menubar1);
 blessed.listbar(styles.menubar2);

view/style/main.json

@@ -80,6 +80,7 @@
     "branchbox": {
         "bottom": 3,
         "height": 1,
+        "width": "100%",
         "align": "right",
         "padding": {
             "right": 2