Merge pull request #69 from inaka/euen.54.move_example_to_rebar3

[Close #54] move example from erlang.mk to rebar3

Author: Brujo Benavides

.gitignore

@@ -1,6 +1,6 @@
 logs/
 .eunit
-/deps
+deps
 *.o
 *.beam
 *.plt
@@ -12,7 +12,7 @@ rel/example_project
 .erlang.mk*
 elvis
 *.d
-/_build
+_build
 /rebar.lock
 doc
 rebar3.crashdump

example/Makefile

@@ -1,15 +1,17 @@
 # Cowboy Trails Example
 ===
 
-To try this example, you need GNU `make` , `git` and `Erlang` in your PATH.
+To try this example, you need `git` and `Erlang` in your PATH.
 
-```
-  make deps
+```erlang
+
+  rebar3 compile
 ```
 
 To start the example server in a interactive way do this:
-```
-  make app shell
+```erlang
+
+  rebar3 shell
 ```
 
 ## Handlers Description