oid provides snmpMIBObjects and snmpTrapOID OID's.
Implement Notification handling in master_proxy
Add project's web-address to README
Improve documentation
Fix bug when sending SNMPv1 traps
Remove unused parameter
Provide sysUpTime_oid (the OID of sysUpTime)
TimeTicks: provide CTOR accepting a value
Notifications now include sysUpTime.0 object
Improve docs
Improve docs
Add master_proxy::calculate_sysUpTime()
Make sysUpTime.0 optional in notifications.
Remove send_notification() without sysUpTime parm.
generate_v1_snmpTrapOID: specific_trap is optional
Add writing aid for missing sysUpTime.0 parameter
Add error handling to send_notification()
Move uptime calculation to uptime.cpp/hpp
Rename uptime.?pp -> helpers.?pp, move functions

Renamed uptime.hpp -> helpers.hpp and
uptime.cpp -> helpers.cpp. Also, moved
generate_v1_snmpTrapOID() to the new files,
to unburden the master_proxy class.
Improve documentation.