x11/xcalib: Update to version 0.9.0:
. take maintainership;
. simplfy MASTER_SITES;
. use system make;
. remove unused flags and defines;
. ensure non-standard PREFIX may be used;
. use system flags for building;
. remove do-make target (bundled Makefile DTRT);
. install an *.icm file as an example as well.