Correct installation instructions & simplify release process (phoenix…

…framework#4207)

I have noticed the instructions were wrong because in some files the Phoenix version was not updated,
so we can rely on `mix archive.install` to retrieve the latest version.

README.md

@@ -25,10 +25,10 @@ You can create a new project using the latest Phoenix source installer (the `phx
 
 1. Remove any previously installed `phx_new` archives so that Mix will pick up the local source code. This can be done with `mix archive.uninstall phx_new` or by simply deleting the file, which is usually in `~/.mix/archives/`.
 2. Copy this repo via `git clone https://github.com/phoenixframework/phoenix` or by downloading it
-3. Run the `phx.new` mix task from within the `installer` directory, for example:
+3. Run the `phx.new` Mix task from within the `installer` directory, for example:
 
 ```bash
-$ cd installer
+$ cd phoenix/installer
 $ mix phx.new dev_app --dev
 ```
 

RELEASE.md

@@ -15,7 +15,5 @@
   * `CHANGELOG`
   * `mix.exs`
   * `installer/mix.exs`
-  * `installer/README.md`
   * `package.json`
   * `assets/package.json`
-  * `guides/introduction/installation.md`

guides/introduction/installation.md

@@ -43,7 +43,7 @@ Elixir 1.6.3
 Once we have Elixir and Erlang, we are ready to install the Phoenix application generator:
 
 ```console
-$ mix archive.install hex phx_new 1.5.0
+$ mix archive.install hex phx_new
 ```
 
 The `phx.new` generator is now available to generate new applications in the next guide, called [Up and Running](up_and_running.html). The flags mentioned below are command line options to the generator; see all available options by calling `mix help phx.new`.

installer/README.md

@@ -2,9 +2,9 @@
 
 Provides `phx.new` installer as an archive.
 
-To install from hex, run:
+To install from Hex, run:
 
-    $ mix archive.install hex phx_new 1.5.0
+    $ mix archive.install hex phx_new
 
 To build and install it locally,
 ensure any previous archive versions are removed:

installer/mix.exs

@@ -1,12 +1,12 @@
-for path <- :code.get_path,
+for path <- :code.get_path(),
     Regex.match?(~r/phx_new\-\d+\.\d+\.\d\/ebin$/, List.to_string(path)) do
   Code.delete_path(path)
 end
 
 defmodule Phx.New.MixProject do
   use Mix.Project
 
-  @version "1.5.0"
+  @version "1.6.0-dev"
   @github_path "phoenixframework/phoenix"
   @url "https://github.com/#{@github_path}"