resource-c: fixed a warning in api test.
resource-c: started writing api stress testing.
resource-c: fix a race condition.
resource-c: fix a crash in API test app.
resource-c: fix resource fuzzer error handling.
resource-c: fix a memory corruption.
build: cleaned linking for resource-c library and the test programs.
common: added support for external process watching.
tests: process-test updated to latest API.
resource-c: remove extra resource callback calls and shortcuts.

The Murphy resource backend should now control the flow with the event
notifications.
resource-c: better errors, correct casting.
resource-c: add a print in test app to show the resource set state.
common/dbus: added missing include.
common/dbus: added mrp_dbus_reply_error.
resource-native: let the client know when a connection is lost.
daemon: fix typo in help message.
common: updated dbus debug info.