ASACORE-563 Do not send RefreshCache if there are no clients discovering names.
ASACORE-563 Do not send RefreshCache if there are no clients discovering names.

Change-Id: I315b7a75a261b764ff6c5d1e532a5249ca34f334
Signed-off-by: Sheshambika Venkateshwaran <da32b3b3b1173d63b23a99c9246ebdac628a39a9@qce.qualcomm.com>

cybertanyellow/alljoyn-core,cybertanyellow/alljoyn-core,cybertanyellow/alljoyn-core,cybertanyellow/alljoyn-core,cybertanyellow/alljoyn-core,cybertanyellow/alljoyn-core,cybertanyellow/alljoyn-core