install must be run with bash, not sh

install

@@ -0,0 +1,46 @@
+#!/bin/bash
+cat LICENCE
+git submodule init
+git submodule update
+
+if [ ! -e /usr/bin/node ]  && [ ! -e /usr/local/bin/node ];
+then
+    echo 'node.js is not installed. Please install it before running install.sh.'
+    exit 1
+fi
+if [ ! -e /usr/bin/npm ] && [ ! -e /usr/local/bin/npm ];
+then
+    echo 'npm is not installed. Please install it before running install.sh'
+    exit 1
+fi
+
+npm install async wordnik node-uuid underscore request sandbox express moment-timezone moment jade databank databank-redis ent passport passport-local password-hash connect-flash 
+
+cd public/
+wget http://twitter.github.com/bootstrap/assets/bootstrap.zip
+unzip bootstrap.zip
+rm bootstrap.zip
+
+mkdir d3
+cd d3
+wget http://d3js.org/d3.v3.zip
+unzip d3.v3.zip
+rm d3.v3.zip
+
+cd ../..
+
+if [ ! -f config.json ];
+then
+    echo 'Creating configuration file...'
+    cp config.json.sample config.json
+    vim config.json
+fi
+
+read -p "Setup complete. Run depressionbot now? [y/N]"
+if [[ ! $REPLY =~ ^[Yy]$ ]]
+then
+    echo 'Okay. To run the bot, use "node run.js"'
+    exit
+fi
+node run.js
+