Convenience refactors.

- We now verify the creds file exists at the top of mounting.
- We now verify connectivity at the top of mounting.
- Removed a bunch of unremarkable catches in scripts.
- Removed uninstall script, and any references to easy_install from README.
- Removed provisions for apple support in logging, since it's illogical (FUSE isn't supported on Apple).
- Removed unnecessary parameter to get_data() on LiveReader classes.
- Added gdfsdumpentry to installed scripts.
- Bugfix.