Flutter Doctor "Android SDK does not have the proper build-tools." is misleading #6529
Description
The following output is misleading as the build-tools in my android sdk were up to date - I just hadn't installed the SDK platform part of the sdk.
$ flutter doctor
[✓] Flutter (on Linux, channel master)
• Flutter at <redacted>
• Framework revision 2ac7d67e6a (85 minutes ago), 2016-10-25 10:40:54
• Engine revision a8604ba9d2
• Tools Dart version 1.21.0-dev.0.0
[-] Android toolchain - develop for Android devices
• Android SDK at <redacted>
x Android SDK does not have the proper build-tools.
• Try re-installing or updating your Android SDK.
[✓] Atom - a lightweight development environment for Flutter
• flutter plugin version 0.2.6
• dartlang plugin version 0.6.42
Device <redacted> is not authorized.
You might need to check your device for an authorization dialog.
[✓] Connected devices
• None