use the terminal default fg/bg colors if supported
retab my changes
Fix makefile recipe so that 2048 gets rebuilt only when necessary
Merge pull request #5 from 2ion/fix-makefile

Fix makefile recipe so that 2048 gets rebuilt only when necessary
replace if/else with ternary operator
Merge pull request #4 from 2ion/respect-default-colors

Respect the terminal's default fg/bg colors if supported
Use more idiomatic C