Another Telegram bot adding coins to Google`s Spreadsheet

Release notes:

v0.2

• Spreadsheet template added to repo - template.xlsx;
• Added ability to add new expense not only for today. New syntax for message is [CATEGORY:PRICE/:day/], where day is optional. Spreadsheet will be sorted basing on Date column in ascending order;
• Price of expense formatted as currency. Predefine format of currency in template.