Fix getName(), courtesy of rkfg on GitHub:

https://github.com/rkfg/fuse-jna/commit/7894cf2c84069fbe6a8b2b5d88d7bff94353c430#diff-8d3e3457c0ff785e2334c25c76a14cc9L34
Add dump-stat script
Fix examples script and Eclipse classpath to work with JNA coming from gradle

Not sure how brittle the classpath is going to be, but the hash in the jar path
seems stable when rebuilding.
Rename onMount to beforeMount, and change its semantics to mean just that.