Makefile: correct linker flag --static to -static
Makefile: the obj directory needs to be created

Also clean is a phony target.
obj is also tagged as phony in order to fail
early if a file named 'obj' already exists.
Merge pull request #1 from c00kiemon5ter/makefile

Makefile
Update Makefile

Fixed to not fail when `obj` already exists.
Removed accidental compiled binary (causing errors on 32-bit compilations) from source control
Removed binary file