Added installation script for developers

install.sh

@@ -1,7 +1,41 @@
 #!/bin/bash
 
+echo "Checking prerequisites..."
+
+if hash go 2>/dev/null; then
+	go version
+else
+	echo "Go is not installed"
+	exit
+fi
+
+if hash tsc 2>/dev/null; then
+	tsc --version
+else
+	echo "TypeScript is not installed"
+	exit
+fi
+
+if hash git 2>/dev/null; then
+	git version
+else
+	echo "Git is not installed"
+	exit
+fi
+
+if hash git-lfs 2>/dev/null; then
+	git lfs version
+else
+	echo "Git LFS is not installed"
+	exit
+fi
+
+echo "Looks like the prerequisites were installed correctly!"
+echo "---"
+
 # Clone and build main repository
 go get -v github.com/animenotifier/notify.moe/...
+go get -v github.com/stretchr/testify/assert
 cd $GOPATH/src/github.com/animenotifier/notify.moe
 make all
 
@@ -10,4 +44,9 @@ git clone https://github.com/animenotifier/database ~/.aero/db/arn
 
 # Configure
 make ports
+
+# Add "127.0.0.1 beta.notify.moe" to /etc/hosts
 sudo -- sh -c -e "echo '127.0.0.1 beta.notify.moe' >> /etc/hosts"
+
+# Test
+make test