Make the gem work. Add the c files to the gemspec. Include the librsync headers (since they aren't being picked up automatically by Ruby 1.9.1 - only works on Ruby 1.8):
wrong path to file in gemspec
add gitignore for gem files
Add file interface
copy regarding new File api
fix argument order bug
rs_file_open in either args of rs_sig_file will crash the program
replace them with fopen
Update README
Update README
Switch arguments for delta to avoid confusion
Swap arguments for delta to unify the parameter order for the gem
Refactor the code to work with modern ruby standards
No moving files around