FileZilla 3 RC1

Fixed vulnerabilities:
! Fix remotely triggered memory corruption if connection gets terminated during TLS handshake.

New features:
+ Windows: Add choice between "All Users" and "Current User" to installer
+ Windows: Add Desktop and My Documents links links to directory tree
+ Windows: Ability to list shares on Network computers
+ Column withs in all list views will be saved
+ Refresh local file list after a successful file transfer
+ Add context menu to remote directory tree
+ Make Site Manager resizable

Fixed bugs:
- Don't leave empty files behind on failed downloads
- Fix retry and cache logic if transfer command fails with 5yz reply
- Limit number of simultaneous connections did not work properly
- Refresh listing after chmod
- Fix upload of empty files over TLS connections