Merge pull request #39 from naffiq/patch-2

Updated php code blocks syntax highlight

Author: Antonio Ramirez

README.md

@@ -17,8 +17,8 @@ The preferred way to install this extension is through [composer](http://getcomp
 
 Either run
 
-```
-composer require 2amigos/yii2-date-picker-widget:~1.0
+```bash
+$ composer require 2amigos/yii2-date-picker-widget:~1.0
 ```
 or add
 
@@ -42,7 +42,7 @@ This widget renders a Bootstrap DatePicker input control. Best suitable for mode
 ***Example of use with a form***  
 There are two ways of using it, with an `ActiveForm` instance or as a widget setting up its `model` and `attribute`.
 
-```
+```php
 <?php
 use dosamigos\datepicker\DatePicker;
 
@@ -76,7 +76,7 @@ use dosamigos\datepicker\DatePicker;
 ```  
 ***Example of use without a model***
 
-```  
+```php
 <?php
 use dosamigos\datepicker\DatePicker;
 ?>
@@ -97,7 +97,7 @@ This widget renders a Bootstrap DateRangePicker Input control.
 ***Example of use with a form***  
 The following example works with a model that has two attributes named `date_from` and `date_to`.
 
-```
+```php
 <?php
 use dosamigos\datepicker\DateRangePicker;
 ?>
@@ -114,7 +114,7 @@ use dosamigos\datepicker\DateRangePicker;
 ```  
 ***Example of use without a model***
 
-```  
+```php  
 <?php
 use dosamigos\datepicker\DateRangePicker;
 ?>