Add dependency on Elixir 1.5

to get this URI.merge fix: <https://github.com/elixir-lang/elixir/pull/6208>,
which fixes some failing tests of the JSON test suite

CHANGELOG.md

@@ -5,6 +5,16 @@ This project adheres to [Semantic Versioning](http://semver.org/) and
 [Keep a CHANGELOG](http://keepachangelog.com).
 
 
+## 0.1.1 - 2017-08-06
+
+### Changed
+
+- Don't support Elixir versions < 1.5, since `URI.merge` is broken in earlier versions  
+
+
+[Compare v0.1.0...v0.1.1](https://github.com/marcelotto/jsonld-ex/compare/v0.1.0...v0.1.1)
+
+
 ## 0.1.0 - 2017-06-25
 
 Initial release

VERSION

@@ -1 +1 @@
-0.1.1-dev
+0.1.1

mix.exs

@@ -9,7 +9,7 @@ defmodule JSON.LD.Mixfile do
     [
       app: :json_ld,
       version: @version,
-      elixir: "~> 1.4", # TODO: "~> 1.5" for the fix of URI.merge
+      elixir: "~> 1.5",
       build_embedded: Mix.env == :prod,
       start_permanent: Mix.env == :prod,
       deps: deps(),

test/suite/expand_test.exs

@@ -12,15 +12,7 @@ defmodule JSON.LD.TestSuite.ExpandTest do
 #  |> Enum.filter(fn %{"@id" => id} -> id in ~w[#t0034] end)
 #  |> Enum.filter(fn %{"@id" => id} -> id in ~w[#t0035] end)
 #  |> Enum.filter(fn %{"@id" => id} -> id in ~w[#t0038] end)
-# TODO: Fixed in next Elixir release
-#  |> Enum.filter(fn %{"@id" => id} -> id in ~w[#t0062] end)
   |> Enum.each(fn %{"name" => name, "input" => input} = test_case ->
-      if input in ~w[expand-0062-in.jsonld] do
-        @tag skip: """
-          caused by a another problem in Elixirs URI.merge which should be fixed with next Elixir release
-          https://github.com/elixir-lang/elixir/pull/6208
-        """
-      end
       if input in ~w[expand-0034-in.jsonld expand-0035-in.jsonld expand-0038-in.jsonld] do
         @tag skip: "TODO: Actually correct values are expanded, but the ordering is different."
       end

test/suite/to_rdf_test.exs

@@ -11,15 +11,7 @@ defmodule JSON.LD.TestSuite.ToRdfTest do
   test_cases("toRdf")
 # TODO: Ordering problems
 #  |> Enum.filter(fn %{"@id" => id} -> id in ~w[#t0118] end)
-# TODO: Fixed in next Elixir release
-#  |> Enum.filter(fn %{"@id" => id} -> id in ~w[#t0102] end)
   |> Enum.each(fn %{"name" => name, "input" => input} = test_case ->
-      if input in ~w[toRdf-0102-in.jsonld] do
-        @tag skip: """
-          caused by a another problem in Elixirs URI.merge which should be fixed with next Elixir release
-          https://github.com/elixir-lang/elixir/pull/6208
-        """
-      end
       if input in ~w[toRdf-0118-in.jsonld] do
         @tag skip: """
           Actually an isomorphic graph is generated, but due to different ordering