added license and readme file
-rw-r--r-- 23 .gitignore
-rw-r--r-- 35149 COPYING
-rw-r--r-- 589 GNUmakefile
-rw-r--r-- 633 Makefile.sgi
-rw-r--r-- 489 README.md
drwxr-xr-x - libs
drwxr-xr-x - src
drwxr-xr-x - tools