checksums: Add ltp, lmbench (both from downloads.sf.net) and mingw-rt 3.15.2
tree715c0b7f8689e4d0a3bfa0c8b81f3acb80ba5942
-rw-r--r-- 1035 COPYING.MIT
-rw-r--r-- 11145 MAINTAINERS
-rw-r--r-- 85 README
drwxr-xr-x - classes
drwxr-xr-x - conf
drwxr-xr-x - contrib
drwxr-xr-x - files
drwxr-xr-x - packages
-rw-r--r-- 907 removal.txt
drwxr-xr-x - site