Timer must be removed from epoll as soon as it expires,
otherwise it continuously expire. Current timer removes
from a different thread, this triggers repeated expire
events until the maintain thread gets to remove it.
Change-Id: Ie523bce5069416521d49bc0178d2cad2dd1f04da
CRs-Fixed: 870568
LocHeap, LocThread, LocTimer, and moved MsgTask to
utils. Also added are LocRankable and LocRunnable
abstract classes.
Change-Id: I76975455d24f2c84a95dcc1b04f79fea562ea5ba
CRs-Fixed: 855222
