Android app

[VMelnalksnis]

Is your feature request related to a problem? Please describe.
When dealing with cash I generally have to write down what I have spent and when, otherwise I'll most likely will forget it. It would also be helpful to see the current balance on the go.

Describe the solution you'd like

• Can the the overview of my accounts
• Can register a new transaction/transfer/purchase
• Can create the rest of the entities

Describe alternatives you've considered
A clear and concise description of any alternative solutions or features you've considered.

Additional context
Probably #1110 can also be done as a part of this.