* Added new options to btc_init (default to txindex)

* Added some documentation
* Modded requirements and mkdocs.yml for docs

roles/apps/files/docs/docs/install.md

@@ -0,0 +1,25 @@
+# Getting Started
+
+## Install Options:
+
+  * Fedora CoreOS
+  * Fedora-IoT
+
+## Generating a Butane / Igntion File for CoreOS deployment
+
+A minimal ignition file:
+
+```
+variant: fcos
+version: 1.5.0
+passwd:
+  users:
+      - name: n0xb0x
+        ssh_authorized_keys:
+          - ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAILrN5uVVLyN3Jc8DcSMMXKUu7S1HSkDfdd31S958leLW
+        password_hash: $y$j9T$olXsmrynBLragLvIX5rzL/$uNePCKDMqpn2GfrfE6xYsFtj8TYq8ZtXs/xx/mI.sy4
+        groups:
+          - wheel
+          - sudo
+```
+