Remove BOM from project.json, *.cmd, *.sh and *.shade files.

build.cmd

@@ -1,4 +1,4 @@
-@echo off
+@echo off
 cd %~dp0
 
 SETLOCAL

build.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/bash
 
 if test `uname` = Darwin; then
     cachedir=~/Library/Caches/KBuild

samples/StaticFileSample/project.json

@@ -1,4 +1,4 @@
-{
+{
     "commands": {
         "web": "Microsoft.AspNet.Hosting --server Microsoft.AspNet.Server.WebListener --server.Urls http://localhost:12345/"
     },

src/Microsoft.AspNet.StaticFiles/project.json

@@ -1,4 +1,4 @@
-{
+{
     "version": "1.0.0-*",
     "description": "ASP.NET 5 static files middleware.",
     "dependencies": {

test/Microsoft.AspNet.StaticFiles.Tests/project.json

@@ -1,4 +1,4 @@
-{
+{
     "dependencies": {
         "Microsoft.AspNet.Http.Core": "1.0.0-*",
         "Microsoft.AspNet.RequestContainer": "1.0.0-*",