Initial work to move Android scanner into a Fragment
Attempting to make work
Merge branch 'master' into android-fragments

# By Redth (6) and Rich Foster (1)
# Via Jon (1) and Redth (1)
* master:
  Temporarily Disable new tap to focus code for iOS
  Increased time to preview speed on startup, touch to focus at a point implemented, better iOS performance
  Added decode time logging for Android
  Autorotate is now OFF by default
  Updated to latest ZXing.Net
  Updated to latest ZXing.Net commit
  Added test in SetupCaptureSession to verify that a device supports Continuous Auto Focus before attempting to set it.

Conflicts:
	src/ZXing.Net.Mobile/MonoForAndroid/ZxingActivity.cs
Merge branch 'master' into android-fragments

* master:
  Fixed test that broke with zxing.net update
  Integrated latest ZXing.Net source
ZXingScannerFragment now available on android to use by itself!