Docs: init script (closes #132)

CONTRIBUTING.md

@@ -3,6 +3,14 @@
 If you want to contribute to Hercule, please use a GitHub pull request.
 This is the fastest way for features and fixes to be reviewed and merged it into the code base.
 
+To do this, clone the repo and run:
+
+```bash
+./scripts/init
+```
+
+This will install the necessary dependencies and configure project git hooks.
+
 ## Getting started
 
 The process of submitting a pull request is fairly straightforward and generally follows the same pattern each time:

scripts/init

@@ -0,0 +1,26 @@
+#!/usr/bin/env bash
+#
+# Script to initialize repo
+# - install required node packages
+# - install git hooks
+
+
+node=`which node 2>&1`
+if [ $? -ne 0 ]; then
+  echo "Please install NodeJS."
+  echo "http://nodejs.org/"
+  exit 1
+fi
+
+npm=`which npm 2>&1`
+if [ $? -ne 0 ]; then
+  echo "Please install NPM."
+fi
+
+
+echo "Installing required npm packages..."
+npm install
+
+echo "Installing git hooks..."
+ln -sf commit-msg .git/hooks/commit-msg
+ln -sf pre-commit .git/hooks/pre-commit