Add internal recording of voice messages

[awesome-manuel]

Pull Request Checklist

• Changes has been tested on an Android device or Android emulator with API 16
• UI change has been tested on both light and dark themes
• Pull request is based on the develop branch
• Pull request updates CHANGES.rst
• Pull request includes screenshots or videos if containing UI changes
• Pull request includes a sign off

[DoM1niC]

I recommend to add 4 improving quality of Records...

mRecorder.setAudioChannels(2);
mRecorder.setAudioSamplingRate(44100);
mRecorder.setAudioEncodingBitRate(64000);

I merge this on my Fork without any Problems :) THX anyway

[DoM1niC]

@awesome-manuel Could you add Ear hearing Mode like simulated Phone Call ?

[awesome-manuel]

@awesome-manuel Could you add Ear hearing Mode like simulated Phone Call ?

For sure not in this PR, could be added later. We don't need it, so probably someone else has to contribute that code.

[DoM1niC]

@awesome-manuel Could you add Ear hearing Mode like simulated Phone Call ?

For sure not in this PR, could be added later. We don't need it, so probably someone else has to contribute that code.

I use a own Fork of this & want's to make it more friendly 4 my Community like alternative to WhatsApp and so on....

[tuxayo]

Is there anything to take here for RiotX? At least the design principles?

[tuxayo]

RiotX issue: element-hq/element-android#29