Update README and docs

Author: wojtekmach

README.md

@@ -12,7 +12,7 @@ Create a `demo_live.exs` file:
 
 ```elixir
 Mix.install([
-  {:phoenix_playground, "~> 0.1.0"}
+  {:phoenix_playground, "~> 0.1.5"}
 ])
 
 defmodule DemoLive do

examples/demo_controller.exs

@@ -1,6 +1,6 @@
 #!/usr/bin/env elixir
 Mix.install([
-  {:phoenix_playground, "~> 0.1.3"}
+  {:phoenix_playground, "~> 0.1.5"}
 ])
 
 defmodule DemoController do

examples/demo_controller_test.exs

@@ -1,6 +1,6 @@
 #!/usr/bin/env elixir
 Mix.install([
-  {:phoenix_playground, "~> 0.1.3"}
+  {:phoenix_playground, "~> 0.1.5"}
 ])
 
 defmodule DemoController do
@@ -28,7 +28,7 @@ defmodule DemoController do
   end
 end
 
-Logger.configure(level: :info)
+Logger.configure(level: :warning)
 ExUnit.start()
 
 defmodule DemoControllerTest do

examples/demo_hooks.exs

@@ -1,6 +1,6 @@
 #!/usr/bin/env elixir
 Mix.install([
-  {:phoenix_playground, "~> 0.1.4"}
+  {:phoenix_playground, "~> 0.1.5"}
 ])
 
 defmodule DemoHooks do
@@ -30,4 +30,4 @@ defmodule DemoHooks do
   end
 end
 
-PhoenixPlayground.start(live: DemoHook)
+PhoenixPlayground.start(live: DemoHooks)

examples/demo_live.exs

@@ -1,6 +1,6 @@
 #!/usr/bin/env elixir
 Mix.install([
-  {:phoenix_playground, "~> 0.1.3"}
+  {:phoenix_playground, "~> 0.1.5"}
 ])
 
 defmodule DemoLive do

examples/demo_live.livemd

@@ -2,7 +2,7 @@
 
 ```elixir
 Mix.install([
-  {:phoenix_playground, "~> 0.1.3"}
+  {:phoenix_playground, "~> 0.1.5"}
 ])
 ```
 

examples/demo_live_test.exs

@@ -1,6 +1,6 @@
 #!/usr/bin/env elixir
 Mix.install([
-  {:phoenix_playground, "~> 0.1.3"}
+  {:phoenix_playground, "~> 0.1.5"}
 ])
 
 defmodule DemoLive do
@@ -27,7 +27,7 @@ defmodule DemoLive do
   end
 end
 
-Logger.configure(level: :info)
+Logger.configure(level: :warning)
 ExUnit.start()
 
 defmodule DemoLiveTest do

examples/demo_plug.exs

@@ -1,6 +1,6 @@
 #!/usr/bin/env elixir
 Mix.install([
-  {:phoenix_playground, "~> 0.1.3"}
+  {:phoenix_playground, "~> 0.1.5"}
 ])
 
 PhoenixPlayground.start(

examples/demo_router.exs

@@ -1,3 +1,8 @@
+#!/usr/bin/env elixir
+Mix.install([
+  {:phoenix_playground, "~> 0.1.5"}
+])
+
 defmodule CounterLive do
   use Phoenix.LiveView