L4Re/departure

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Added a function for defining flexpage receive windows.
Disable various network-related features, particularly since uClibc socket
Changed interface syntax conventions, expanded interface coverage, added removal
Adjusted the resource description, also adding filesystem-related opener
Document the current arrangement of openers, registries and opening objects.
Added object removal support to fsaccess.
Removed superfluous declaration.
Raise an exception when failing to allocate memory for a pipe, catching the
Added copy-in support to fsaccess.
Make sure pipes are closed when listing directories in order to avoid pipe
Permit unlimited pipe memory usage by default.
Truncate existing files when overwriting.
Introduced the stat operation to fsaccess from e2access.
Added support for mkdir and script operations in fsaccess, changing the example
Build library files in a separate directory when building the e2access tool.
Renamed new_thread to config_thread and added support for associating more
Removed the obsolete ipc_server_loop function, propagating IRQ details using the
Simplified the unsubscribing mechanism, employing the inherent association
Reintroduced the server convenience macro with additional convenience for
Support unsubscribing from notifications using a special notifier peer object.
Fixed comment.
Changed server initialisation and IPC receive label interpretation to permit the
Removed unsubscribe operations because they were not functioning correctly and
Fixed comment.
Added fsaccess: an equivalent program to e2access.
Removed superfluous declaration.
Made buffer size settings local to each affected file.
Fixed file docstrings.
Moved the script operation and general operation handling to separate files.
Moved operations to separate files.
Added missing libsystypes functionality.
Reorganised the copy out operation, also supporting directory copying.
Moved common code into a separate function.
Added another file lookup function.
Reorganised the copy-in operation.
Ensure image_resolve_by_path result initialisation. Tidied up docstrings.
Added mkdir operation support.
Added some more operation descriptions.
Improved stat support using the systypes structure definition for IPC messages.
Added a script to generate available IPC opcodes.
Employ capability discarding instead of a completion operation. This may not
Added support for the stat operation.
Added the number of blocks to the stat result.
Added a stat operation.
Moved input-related functions into a separate module.
Added elementary scripting support for more versatile testing.
Fixed listing of non-directory objects.
Improved test diagnostic output.
Attach to the provider before starting the thread to avoid a potential race
Introduced a simpler inode finding function, image_find_by_path, renaming the
Renamed various functions and introduced an image_find_by_path function with
Introduced empty directory testing.
Added support for removing files with e2access.
Fixed L4Re compilation warnings.
Consolidated reference count update functionality.
Fixed directory link count decrementing, added support for showing link counts.
Simplified directory listing traversal, eliminating superfluous state structure.
Moved common directory listing functionality into a new utilities collection.
Rearranged removal-related functions, exposing the semantics to e2access and to
Added separate functions for testing empty directories and updating parent
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