README details

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README.md

@@ -101,6 +101,7 @@ number of lines depends on the size of the image). (default=null)
 * **background_images**: Sets custom user defined images as the captcha background (1 image is selected randomly). It is recommended to turn off all the effects on the image (ignore_all_effects). The full paths to the images must be passed.
 * **interpolation**: enable or disable the interpolation on the captcha
 * **ignore_all_effects**: Recommended to use when setting background images, will disable all image effects.
+* **session_key**, if you want to host multiple CAPTCHA on the same page, you might have different session keys to ensure proper storage of the clear phrase for those different forms
 
 Example :
 
@@ -131,13 +132,15 @@ The messages are using the translator, you can either change the `invalid_messag
 
 As URL
 ============
-To use a URL to generate a captcha image, you must add the bundle's routing configuration to your app/routing.yml file:
+To use a URL to generate a captcha image, you must add the bundle's routing configuration to your `config/routes.yaml` file:
+
 ``` yaml 
 gregwar_captcha_routing:
     resource: "@GregwarCaptchaBundle/Resources/config/routing/routing.yml"
 ```
 
-This will use the bundle's route of "/generate-captcha/{key}" to handle the generation. If this route conflicts with an application route, you can prefix the bundle's routes when you import:
+This will use the bundle's route of `/generate-captcha/{key}` to handle the generation. If this route conflicts with an application route, you can prefix the bundle's routes when you import:
+
 ``` yaml 
 gregwar_captcha_routing:
     resource: "@GregwarCaptchaBundle/Resources/config/routing/routing.yml"

Resources/config/services.yml

@@ -17,6 +17,7 @@ services:
         arguments:
             - '@gregwar_captcha.generator'
             - '%gregwar_captcha.config%'
+        autowire: true
 
 #    captcha.type:
     gregwar_captcha.type: