Update build docs and fix bash shebangs (#150)

* Update build docs and fix bash shebangs

* Make script support a little more correct.

README.md

@@ -44,11 +44,17 @@ You can use these scripts to build the .NET Core product for Windows, macOS or L
 
 ## Using the Scripts
 
-The scripts are currently support only Linux at the moment. Windows and OSX are in the pipeline.
+The scripts are supported on Windows, macOS and Linux. The scripts are based on PowerShell on Windows and Bash on macOS and Linux.  Currently, Windows scripts only build through core-setup and do not build the complete SDK.
 
 If you are building on Windows or OSX, building is possible via Docker. (https://hub.docker.com/r/microsoft/dotnet/)
 
-### Build on Linux
+### Build on Windows
+
+```console
+./build.ps1
+```
+
+### Build on Linux or macOS
 
 ```console
 ./build.sh

arm-ci.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 __currentWorkingDirectory=`pwd`
 __buildArch=$1
 shift;

armdeps.sh

@@ -1,5 +1,5 @@
-#!/bin/bash
- 
- apt-get install qemu qemu-user-static binfmt-support debootstrap libxml2-utils docker binutils-arm-linux-gnueabihf
- ./cross/build-rootfs.sh armel tizen
- 
+#!/usr/bin/env bash
+
+apt-get install qemu qemu-user-static binfmt-support debootstrap libxml2-utils docker binutils-arm-linux-gnueabihf
+
+./cross/build-rootfs.sh armel tizen

build-source-tarball.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -euo pipefail
 IFS=$'\n\t'
 

build.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -euo pipefail
 IFS=$'\n\t'
 

check-submodules.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -euo pipefail
 IFS=$'\n\t'
 

docker/build-docker-images.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -euo pipefail
 IFS=$'\n\t'
 SCRIPT_ROOT="$(cd -P "$( dirname "$0" )" && pwd)"

extract-patches.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -euo pipefail
 IFS=$'\n\t'
 

scripts/docker/docker-run.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -euo pipefail
 IFS=$'\n\t'
 

smoke-test.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -euo pipefail
 
 SCRIPT_ROOT="$(cd -P "$( dirname "$0" )" && pwd)"

support/tarball/build.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -euo pipefail
 IFS=$'\n\t'