TRQ-1883. toolong() - a signal handler - was logging a useless log message. Preferrably, any log messages should be logged by the function where the SIGALRM happened and not in the handler. Additionally, it is a bad idea to do obtain a mutex when in a signal handler. This avoids both.
Merge branch '4.2-dev' of https://github.com/adaptivecomputing/torque into 4.2-dev