Corrections for scanner.
Scanner changed.
Minor corrections for barcode.
Layout small fixes.
Imageconversion small fix.
Correct rotate scanner view before showing.
Corrected history rotation.
Corrections for unlock version.
Preparing for release.
Release 3.20
Gyroscope VF plugin
Merge branch 'master' of https://github.com/almalence/OpenCamera.git
Updated manifest.
Merge branch 'master' of https://github.com/almalence/OpenCamera.git
HWButton minor fix.
Exif bug fixed.
Unlock option in prefs rolled back.
Merge branch 'master' into plugin_capture_video_dro
Localization fixes.
Fixes
Merge branch 'master' into plugin_capture_video_dro

Conflicts:
	AndroidManifest.xml
Further work on texture preview output
GL context is now recreated each time a plugin requiring one is activated
Multiple context versions are now supported
First working DRO preview