Improved Trial period

change trial period to apply inverse multiplier to all non-new player…

…s (#11)

update kotlin version
refactor BigDecimal.pow

v0.3.1

Fix bug where games were processed in the reverse order

v0.3.0

remove team size
clean up some code
add tests

v0.2.2

fix more dependency issues
add maven badge to readme

v0.2.1

Maven dependency bugfix

v0.2.0

Initial release