Remove unnecessary scripts

scripts/download_node.sh

@@ -1,36 +0,0 @@
-#!/bin/bash
-
-# Example:
-#		$ ./download_node darwin x64 v0.12.0 ../bin/node
-
-OS=$1
-ARCH=$2
-NODE_VERSION=$3
-OUTPUT=$4
-
-if [ -z $OS ] || [ -z $ARCH ] || [ -z $NODE_VERSION ] || [ -z $OUTPUT ]; then
-  echo "Usage: $0 <os> <arch> <node_version> <output>"
-  exit 1
-fi
-
-NODE_DIST_URL="http://nodejs.org/dist"
-CURL="curl -#"
-PACKAGE="node-$NODE_VERSION-$OS-$ARCH"
-
-echo ""
-echo "Downloading $PACKAGE"
-echo ""
-
-mkdir -p $OUTPUT
-
-if [ "$OS" == "win32" ]; then
-	if [ "$arch" == "x86" ]; then
-		$CURL $NODE_DIST_URL/$NODE_VERSION/node.exe -o $OUTPUT/$PACKAGE.exe
-	else
-		$CURL $NODE_DIST_URL/$NODE_VERSION/$ARCH/node.exe -o $OUTPUT/$PACKAGE.exe
-	fi
-else
-	$CURL $NODE_DIST_URL/$NODE_VERSION/$PACKAGE.tar.gz | tar xz -C $OUTPUT/
-	cp $OUTPUT/$PACKAGE/bin/node $OUTPUT/$PACKAGE.bin
-	rm -rf $OUTPUT/$PACKAGE
-fi

scripts/download_npm.sh

@@ -1,22 +0,0 @@
-#!/bin/bash
-
-# Example:
-#		$ ./download_npm v2.5.1 ./bin/npm
-
-NPM_VERSION=$1
-OUTPUT=$2
-
-if [ -z $NPM_VERSION ] || [ -z $OUTPUT ]; then
-  echo "Usage: $0 <npm_version> <output_directory>"
-  exit 1
-fi
-
-echo ""
-echo "Downloading npm@$NPM_VERSION"
-echo ""
-
-mkdir -p $OUTPUT
-
-# http://stackoverflow.com/questions/11497457/git-clone-without-git-directory
-git clone --depth=1 --branch $NPM_VERSION --single-branch git@github.com:npm/npm.git $OUTPUT
-rm -rf $OUTPUT/.git