Bump nerves_system dep so that it compiles

Without this, hex will pull down a pre-1.0.0 version which will fail to
compile due to nerves dependencies not matching up.

Author: fhunleth

templates/new/mix.exs

@@ -62,7 +62,7 @@ defmodule <%= app_module %>.MixProject do
   end
 
 <%= for target <- targets do %>
-  defp system("<%= target %>"), do: [{:<%= "nerves_system_#{target}" %>, ">= 0.0.0", runtime: false}]
+  defp system("<%= target %>"), do: [{:<%= "nerves_system_#{target}" %>, "~> 1.0-rc", runtime: false}]
 <% end %>
   defp system(target), do: Mix.raise("Unknown MIX_TARGET: #{target}")
 end

test/nerves_new_test.exs

@@ -21,13 +21,13 @@ defmodule Nerves.NewTest do
 
       assert_file("#{@app_name}/mix.exs", fn file ->
         assert file =~ "app: :#{@app_name}"
-        assert file =~ "defp system(\"rpi\"), do: [{:nerves_system_rpi, \">= 0.0.0\""
-        assert file =~ "defp system(\"rpi0\"), do: [{:nerves_system_rpi0, \">= 0.0.0\""
-        assert file =~ "defp system(\"rpi2\"), do: [{:nerves_system_rpi2, \">= 0.0.0\""
-        assert file =~ "defp system(\"rpi3\"), do: [{:nerves_system_rpi3, \">= 0.0.0\""
-        assert file =~ "defp system(\"bbb\"), do: [{:nerves_system_bbb, \">= 0.0.0\""
-        assert file =~ "defp system(\"ev3\"), do: [{:nerves_system_ev3, \">= 0.0.0\""
-        assert file =~ "defp system(\"qemu_arm\"), do: [{:nerves_system_qemu_arm, \">= 0.0.0\""
+        assert file =~ "defp system(\"rpi\"), do: [{:nerves_system_rpi, \"~> 1.0-rc\""
+        assert file =~ "defp system(\"rpi0\"), do: [{:nerves_system_rpi0, \"~> 1.0-rc\""
+        assert file =~ "defp system(\"rpi2\"), do: [{:nerves_system_rpi2, \"~> 1.0-rc\""
+        assert file =~ "defp system(\"rpi3\"), do: [{:nerves_system_rpi3, \"~> 1.0-rc\""
+        assert file =~ "defp system(\"bbb\"), do: [{:nerves_system_bbb, \"~> 1.0-rc\""
+        assert file =~ "defp system(\"ev3\"), do: [{:nerves_system_ev3, \"~> 1.0-rc\""
+        assert file =~ "defp system(\"qemu_arm\"), do: [{:nerves_system_qemu_arm, \"~> 1.0-rc\""
       end)
     end)
   end
@@ -40,8 +40,8 @@ defmodule Nerves.NewTest do
 
       assert_file("#{@app_name}/mix.exs", fn file ->
         assert file =~ "app: :#{@app_name}"
-        assert file =~ "defp system(\"rpi\"), do: [{:nerves_system_rpi, \">= 0.0.0\""
-        refute file =~ "defp system(\"rpi0\"), do: [{:nerves_system_rpi0, \">= 0.0.0\""
+        assert file =~ "defp system(\"rpi\"), do: [{:nerves_system_rpi, \"~> 1.0-rc\""
+        refute file =~ "defp system(\"rpi0\"), do: [{:nerves_system_rpi0, \"~> 1.0-rc\""
       end)
     end)
   end
@@ -54,9 +54,9 @@ defmodule Nerves.NewTest do
 
       assert_file("#{@app_name}/mix.exs", fn file ->
         assert file =~ "app: :#{@app_name}"
-        assert file =~ "defp system(\"rpi\"), do: [{:nerves_system_rpi, \">= 0.0.0\""
-        assert file =~ "defp system(\"rpi3\"), do: [{:nerves_system_rpi3, \">= 0.0.0\""
-        refute file =~ "defp system(\"rpi0\"), do: [{:nerves_system_rpi0, \">= 0.0.0\""
+        assert file =~ "defp system(\"rpi\"), do: [{:nerves_system_rpi, \"~> 1.0-rc\""
+        assert file =~ "defp system(\"rpi3\"), do: [{:nerves_system_rpi3, \"~> 1.0-rc\""
+        refute file =~ "defp system(\"rpi0\"), do: [{:nerves_system_rpi0, \"~> 1.0-rc\""
       end)
     end)
   end