mvn project creation

first, draft model version

refactor input file parsing

add more tests

add more tests for income/totalIncome calculation

added more test for conversion
purchase after switch does not change total deposit

added integration tests
fixed Money class (ZERO) issue

rename method

temp delete of .in file

fixed tests
new packages: core and cli

added some root shell methods
extract new class for console output (wrapper)

add target to gitignore