BIND 10 #441: MemoryZone refactor

[BIND 10 Development]

#441: MemoryZone refactor
--------------------------+-------------------------------------------------
  Reporter:  vorner       |            Owner:  vorner
      Type:  task         |           Status:  new   
  Priority:  major        |        Milestone:        
 Component:  data source  |         Keywords:        
 Sensitive:  0            |   Estimatedhours:  0     
     Hours:  0            |         Billable:  1     
Totalhours:  0            |         Internal:  0     
--------------------------+-------------------------------------------------
 MemoryZone uses RBTree, is moved to memory_src.{h,cc}. Searching, adding
 and loading is implemented.

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Ticket URL: <http://bind10.isc.org/ticket/441>
BIND 10 Development <http://bind10.isc.org>
BIND 10 Development