Java SDK 1.8 is required

[mitar]

It does not work anymore with 1.7.

First time contributor checklist

• I have read how to contribute to this project
• I have signed the Contributor License Agreement

Contributor checklist

• I am following the Code Style Guidelines
• I have tested my contribution on these devices:

• Device A, Android X.Y.Z
• Device B, Android Z.Y
• Virtual device W, Android Y.Y.Z

• My contribution is fully baked and ready to be merged as is
• I ensure that all the open issues my contribution fixes are mentioned in the commit message of my first commit using the Fixes #1234 syntax
• I have made the choice whether I want the BitHub reward or not by omitting or adding the word FREEBIE in the commit message of my first commit

[mitar]

This CLA is too intimidating. Too much personal data I have to reveal.

[moxie0]

Thanks anyway @mitar!