Qos Control Function

Revision for QoS control function to ALU7750 Wi-Fi gateway.
Complete QoS control function development
Add whole dictionary files
adjustment of Policy Manager

1. add CoA DISCONNECT function into subsc_cache.pl and call it when we
find existed mac as the key in Redis server.
2. fix original coa.pl and change key of CoA
3. add alu_fake_sto parameter into wispr_qos.cfg
4. edit the typo ‘Alc-Subsc-ID’ to ‘Alc-Subsc-ID-Str’ in alu.cfg
5. add CoA TIMEOUT parameter into alu.cfg
Dispatcher function adjustments

1. edit the typo ‘Alc-Subsc-ID’ to ‘Alc-Subsc-ID-Str’ in alu.cfg
2. add CoA TIMEOUT parameter into alu.cfg
3. call sub to normalize Calling-Station-Id before we make it as the
key.
4. fix original coa.pl and change key of CoA
testing data redis command
fix normalizeMAC()

add return value