basic integration method and functions added
-rw-r--r-- 37 .cvsignore
-rw-r--r-- 210 Makefile
-rwxr-xr-x 35 clean
-rwxr-xr-x 113 doit
drwxr-xr-x - init
drwxr-xr-x - math
-rw-r--r-- 6161 moldyn.c
-rw-r--r-- 1870 moldyn.h
-rwxr-xr-x 31 perms
-rw-r--r-- 5627 posic.c
-rw-r--r-- 476 posic.h
-rwxr-xr-x 136 ppm2avi
drwxr-xr-x - random
drwxr-xr-x - visual