Add a few rebar3 bits to make Fauxton a rebar3 dependency

This is to avoid having to use a raw plugin
diff --git a/.gitignore b/.gitignore
index 2d7315c..6e3ae51 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1,8 @@
 node_modules
 dist
 build
+_build
+rebar.lock
 app/load_addons.js
 !app/addons/
 app/addons/*
diff --git a/rebar.config b/rebar.config
new file mode 100644
index 0000000..b96a1de
--- /dev/null
+++ b/rebar.config
@@ -0,0 +1,2 @@
+% bogus rebar3 file to avoid using a raw plugin
+{deps, []}.
diff --git a/src/fauxton.app.src b/src/fauxton.app.src
new file mode 100644
index 0000000..d9be60a
--- /dev/null
+++ b/src/fauxton.app.src
@@ -0,0 +1,20 @@
+% Licensed under the Apache License, Version 2.0 (the "License"); you may not
+% use this file except in compliance with the License. You may obtain a copy of
+% the License at
+%
+%   http://www.apache.org/licenses/LICENSE-2.0
+%
+% Unless required by applicable law or agreed to in writing, software
+% distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+% WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+% License for the specific language governing permissions and limitations under
+% the License.
+
+{application, fauxton, [
+    {description, "A bogus Fauxton app for rebar3"},
+    {vsn, git},
+    {registered, []},
+    {applications, [kernel, stdlib]},
+    {modules, []}
+]}.
+