FileZilla 3.42.1 for PC Windows

# Bugfixes and minor changes:
* SFTP: Renaming a file or directory where the new name already refers to a directory no longer moves the file into this directory.
* Fix regression from -rc1 with custom ports in the quickconnect bar.
* Fix regression from -rc1 parsing the EPSV reply.

# New features:
- Building and running FileZilla now depends on libfilezilla >= 0.8.0.
# Bugfixes and minor changes:
- Non-existing key files are no longer silently dropped from the SFTP page in the settings dialog.
- Further abbreviate log output if transferring files using SFTP.
- Generic proxy usernames and passwords containing non-ASCII characters are again handled correctly.
- Fixed an assertion if Ctrl+A is pressed in an empty file list.
- *nix: Fixed color of status message in the message log.
- *nix, OS X: Fixed an assertion adding files to the queue after having selected a large range of items.
- *nix, OS X: Fixed an assertion due to a timing issue when renaming local files.

# Bugfixes and minor changes:
- OS X: Work around a nasty bug in XCode where programs explicitly compiled for older versions of OS X were silently pulling in features exclusive to the new version, resulting in crashes at runtime.
- Fixed a potential crash when using SFTP.

# Bugfixes and minor changes:
- Bookmarks with the "Directory comparison" checkbox set now work correctly.
- MSW: Fix background clearing issue on the size format settings page.
- MSW: Toggling the log timestamp option no longer results in wrong log colors.
- Fix for premature queue completion action.

# New features:
- Directory listing filters can now be exported and imported.
- Added the "not all" filter match type to filter out all items not matching all conditions.
- Added the "not all" search match type to search for all items not matching all conditions.
- Building and running FileZilla now depends on libfilezilla >= 0.7.0 (https://lib.filezilla-project.org/).
- Building and running FileZilla now depends on GnuTLS >= 3.4.15.
# Bugfixes and minor changes:
- Speed up creation of socket and file i/o threads through the use of a thread pool.
- Replace invalid characters in filenames when calculating the local filename for editing remote files.
- The updater can now handle HTTPS servers that redirect to other HTTPS servers.
- SFTP: Try password based login if a password-protected keyfile is rejected by the server instead of failing the login.
- MSW: Tee shell extension now supports long paths on Windows 10.

# Fixed vulnerabilities:
- Fixed a string format vulnerability introduced in 3.20.0-rc1 when listing directories using SFTP.
# New features:
- SFTP: Added support for AES-GCM ciphers as implemented in OpenSSH.
- OS X: Ctrl+Tab and Ctrl+Shift+Tab can now be used to switch forward and backward between opened tabs.
# Bugfixes and minor changes:
- Reduced time between TCP keepalive packets to 15 minutes on supporting platforms
- Fixed saving of directory listing filters with an attribute condition.

# Bugfixes and minor changes:
- Fixed rename file exists action on downloads.
- Fixed possible crash if disabling log abbreviation.
- Official binaries now link against a patched version of GnuTLS so that a better error message can be printed on broken servers that send malformed certificate chains.

# New features:
- Display error message if entering a non-existing path on local file search
- Building and running FileZilla now depends on libfilezilla >= 0.6.1

# New features:
- Added compatibility for filenames with leading or trailing whitespace if using SFTP
- Building and running FileZilla now depends on libfilezilla >= 0.8.0
- Building and running FileZilla now depends on GnuTLS 3.4.0 or higher
# Bugfixes and minor changes:
- Fixed regression introduced in 3.19.0-rc1, reconnecting again uses the last used remote directory instead of the initial default remote directory
- Fixed crash if creating a new site via the bookmarks dialog
- Queuing remote directories for transfer no longer exits comparison mode
- Fixed a rare crash using FTP over TLS if the control connection fails at the same time the data connection gets established
- Entering invalid regular expressions in filter and search conditions now shows an error message
- Fixed title of search dialog
- Stricter certificate chain validation to supplement the Tofu model
- *nix: Fix initial size of Site Manager dialog with some GTK versions

# New features:
- Building FileZilla now depends on libfilezilla >= 0.5.3.
# Bugfixes and minor changes:
- Fixed context menu in search dialog if not connected to server.
- OS X, *nix: Fix displayed text in file list status bar if selecting a single item in the file list out of multiple already selected items.

# New features:
- In the Site Manager a background colour for sites can now be selected.
- Open tabs can be re-arranged using drag&drop.
# Bugfixes and minor changes:
- Fixed copying URLs of multiple selected files to clipboard.
- Setting remote file timestamps did not take timezone offsets configured through the Site Manager into account.

# Bugfixes and minor changes:
- Small fixes to local file search
- Fixed a regression introduced in 3.18.0-rc1 when formatting hostnames for display

# New features:
- The search functionality can now also be used to search local file
- Reduced CPU consumption of adding files to the list of search results
- Opening the remote context menu while holding shift allows copying URLs to clipboard that include the password
- Added an option to the configuration file through which initiating drag&drop can be disallowed
- Reduced memory footprint of some data structures
- Building FileZilla now depends on libfilezilla >= 0.5.2
# Bugfixes and minor changes:
- The remote file list context menu no longer shows inapplicable entries while files are being added to queue
- Fix date validation in filter and search conditions

# Fixed vulnerabilities:
- MSW: Quoted the path to the uninstaller when executed from the installer to prevent an attacker from tricking the installer into running some other program instead
# Bugfixes and minor changes:
- SFTP: Fixed resuming SFTP transfers
- MSW: Loading the system default locale no longer fails on systems that have any English locale installed, yet do not have the US-English locale installed
- Fixed crash if update dialog is opened at the very same moment FileZilla is being closed.