Use underscores in file name

Author: wouterj

create_framework/dependency-injection.rst renamed to create_framework/dependency_injection.rst

@@ -4,14 +4,14 @@ Create your own PHP Framework
 .. toctree::
 
     introduction
-    http-foundation
-    front-controller
+    http_foundation
+    front_controller
     routing
     templating
-    http-kernel-controller-resolver
-    separation-of-concerns
-    unit-testing
-    event-dispatcher
-    http-kernel-httpkernelinterface
-    http-kernel-httpkernel-class
-    dependency-injection
+    http_kernel_controller_resolver
+    separation_of_concerns
+    unit_testing
+    event_dispatcher
+    http_kernel_httpkernelinterface
+    http_kernel_httpkernel_class
+    dependency_injection

create_framework/event-dispatcher.rst renamed to create_framework/event_dispatcher.rst

@@ -1,12 +1,12 @@
 * :doc:`/create_framework/introduction`
-* :doc:`/create_framework/http-foundation`
-* :doc:`/create_framework/front-controller`
+* :doc:`/create_framework/http_foundation`
+* :doc:`/create_framework/front_controller`
 * :doc:`/create_framework/routing`
 * :doc:`/create_framework/templating`
-* :doc:`/create_framework/http-kernel-controller-resolver`
-* :doc:`/create_framework/separation-of-concerns`
-* :doc:`/create_framework/unit-testing`
-* :doc:`/create_framework/event-dispatcher`
-* :doc:`/create_framework/http-kernel-httpkernelinterface`
-* :doc:`/create_framework/http-kernel-httpkernel-class`
-* :doc:`/create_framework/dependency-injection`
+* :doc:`/create_framework/http_kernel_controller_resolver`
+* :doc:`/create_framework/separation_of_concerns`
+* :doc:`/create_framework/unit_testing`
+* :doc:`/create_framework/event_dispatcher`
+* :doc:`/create_framework/http_kernel_httpkernelinterface`
+* :doc:`/create_framework/http_kernel_httpkernel_class`
+* :doc:`/create_framework/dependency_injection`