React component to display various use statistics of the application

• Total number of donations using the fetchTransCount function
• Number of users receiving donations using the fetchReceivers function
• Number of users receiving donations in the last month using the fetchReceiversLM function
• Total number of users on the network using the fetchTotalUsers function
• Number of users who have contributed using the fetchTotalSenders function
• Number of contributors last month using the fetchContLastMonth function