Automated Snapshot release on each master push/merge. Added libnx as …

…gut submodule. (#84)

* Adding libnx as submodule, first step.

* added automated deployment for current master snapshot

.gitmodules

@@ -0,0 +1,3 @@
+[submodule "libs/libnx"]
+	path = libs/libnx
+	url = git@github.com:switchbrew/libnx.git

.travis.yml

@@ -1,13 +1,37 @@
+sudo: required
+
 language: cpp
+
 cache:
   directories:
     - /opt/devkitpro/pacman/var/cache/pacman/pkg/
+
+git:
+  submodules: false
+
 before_install:
+  - sed -i 's/git@github.com:/git:\/\/github.com\//' .gitmodules # Travis can't deal with the user 'git'...
+  - git submodule update --init --recursive
   - wget https://github.com/devkitPro/pacman/releases/download/devkitpro-pacman-1.0.1/devkitpro-pacman.deb
   - sudo dpkg -i devkitpro-pacman.deb
   - sudo dkp-pacman -S switch-{dev,curl,freetype} --noconfirm
-  - sudo git clone https://github.com/switchbrew/libnx
-  - sudo make install -C ./libnx
   - source /etc/profile.d/devkit-env.sh
+  - sudo make install -C ./libs/libnx/nx
+
 script:
   - make
+
+before_deploy:
+  - export TRAVIS_TAG=snapshot
+
+deploy:
+  provider: releases
+  prerelease: true
+  api_key: $GITHUB_TOKEN
+  file: out/EdiZon.nro
+  skip_cleanup: true
+  overwrite: true
+  name: "Snapshot Build"
+  body: "This build could be unstable, you may install and use it at your own risk."
+  on:
+    branch: master