Update README.md

Merge pull request #117 from isabellaaquino/feature/invoice-import-2

Adding picture to README.md

code cleanups and adding query for grouping my months for future year bar chart

Adding new options for invoices import

feature - cleaning up queries and adding range for pie chart

Merge with develop

feature - updating queries, profile chart and more

feature - adapting invoice import to bulk import

Merge pull request #116 from isabellaaquino/feature/material-ui-migration

Creating profile settings page

Merge branch 'feature/invoice-import-2' of https://github.com/isabellaaquino/financialhub into feature/material-ui-migration

Merge branch 'develop' of https://github.com/isabellaaquino/financialhub into feature/material-ui-migration

filtering by expense

Some code improvements and creating a range selector for bar chart