Fix Barcode Scanner v4.7.0 & OctoDroid 3.6. Update GnuCash & OWMap/Mini

Merged username-removed-24979 requested to merge aelmahmoudy/fdroiddata:master into master

Barcode scanner

  • Revert commit: "Barcode Scanner: also build android-core, use maven" This change was done for v4.6.4, although it didn't have any java files under android-core yet. Also this change did not build v4.7.0 for me

  • Append android-core to source.dir


Based on @agilob's commit:

Patched out BugSense