Added physac examples to web

Some tweaks on original src files

docs/examples/src/physac/physics_demo.c

@@ -119,7 +119,7 @@ int main()
 
     // De-Initialization
     //--------------------------------------------------------------------------------------   
-    ClosePhysics();       // Unitialize physics
+    ClosePhysics();       // Uninitialize physics
     CloseWindow();        // Close window and OpenGL context
     //--------------------------------------------------------------------------------------
 

docs/examples/src/physac/physics_friction.c

@@ -133,7 +133,7 @@ int main()
 
     // De-Initialization
     //--------------------------------------------------------------------------------------   
-    ClosePhysics();       // Unitialize physics
+    ClosePhysics();       // Uninitialize physics
     
     CloseWindow();        // Close window and OpenGL context
     //--------------------------------------------------------------------------------------

docs/examples/src/physac/physics_movement.c

@@ -119,7 +119,7 @@ int main()
 
     // De-Initialization
     //--------------------------------------------------------------------------------------   
-    ClosePhysics();       // Unitialize physics
+    ClosePhysics();       // Uninitialize physics
     
     CloseWindow();        // Close window and OpenGL context
     //--------------------------------------------------------------------------------------

docs/examples/src/physac/physics_restitution.c

@@ -112,7 +112,7 @@ int main()
 
     // De-Initialization
     //--------------------------------------------------------------------------------------   
-    ClosePhysics();       // Unitialize physics
+    ClosePhysics();       // Uninitialize physics
     
     CloseWindow();        // Close window and OpenGL context
     //--------------------------------------------------------------------------------------

docs/examples/src/physac/physics_shatter.c

@@ -104,7 +104,7 @@ int main()
 
     // De-Initialization
     //--------------------------------------------------------------------------------------   
-    ClosePhysics();       // Unitialize physics
+    ClosePhysics();       // Uninitialize physics
     
     CloseWindow();        // Close window and OpenGL context
     //--------------------------------------------------------------------------------------