README: add git repository links, update Warning section
tree454192bc8f199487a65f5a001464ea99fc838594
-rw-r--r-- 1432 History.txt
-rw-r--r-- 1470 LICENSE.txt
-rw-r--r-- 402 Manifest.txt
-rw-r--r-- 1931 README.txt
-rw-r--r-- 596 Rakefile
drwxr-xr-x - bin
drwxr-xr-x - lib
drwxr-xr-x - test