Fix: remove an odd no name directory from the test tree

Reported-by: Daniel Thibault <Daniel.Thibault@drdc-rddc.gc.ca>
Signed-off-by: David Goulet <dgoulet@efficios.com>
Add log4j default event and channel name handling

Signed-off-by: David Goulet <dgoulet@efficios.com>
Support lttng-modules syscall filtering in enable-event

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Implement support for lttng-modules syscall filtering

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Cleanup: Remove LTTNG_ENABLE_ALL_EVENT and LTTNG_DISABLE_ALL_EVENT

Cleanup lttng-ctl to session daemon communication protocol, and cleanup
session daemon code (remove dead code).

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>