GH-17: don't swallow error message in case of LoadError, remove dead code
GH-17: use `Kernel.exec` instead of `PTY.spawn` because pty is not available on a windows Ruby
GH-17: adjust rsync commandline when executing on a windows client to make it compatible with a cygwin-compiled rsync.exe and ssh.exe
Merge branch 'master' into windows-fixes
remove dead code
move platform checking code to Mccloud::Util::Platform
Merge pull request #30 from tknerr/windows-fixes

Improve Windows support and remove dead code