Add hushd script with preliminary chain params

src/hushd

@@ -0,0 +1,26 @@
+#!/bin/bash
+# Copyright (c) 2019 Hush developers
+
+# set working directory to the location of this script
+DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+cd $DIR
+
+# TESTING VALUES
+NAME=HUSHT
+PUBKEY=0392cd7cbdc188de147fa13b38d97ea2e4d612300100fcea14d200907b05f707e8
+CCENABLE=42
+
+# chain params
+SUPPLY=6250000
+
+# TODO: support KOMODOD env var to use custom binary
+./komodod -ac_name=$NAME -ac_sapling=1          \
+    -ac_reward=0,1250000000,675000000           \
+    -ac_halving=129,340000,840000               \
+    -ac_end=128,340000,0                        \
+    -ac_eras=3 -ac_blocktime=150                \
+    -ac_cc=2 -ac_ccenable=$CCENABLE             \
+    -ac_founders=1 -ac_supply=$SUPPLY           \
+    -ac_founders_reward=0,125000000,67500000    \
+    -ac_pubkey=$PUBKEY  "$@"
+