[Bugs] #1591 UNSP: Make keep value retrieval in Journal more robust

[Sugar Labs Bugs]

#1591: Make keep value retrieval in Journal more robust
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    Reporter:  sayamindu                  |          Owner:  tomeu                      
        Type:  defect                     |         Status:  new                        
    Priority:  Unspecified by Maintainer  |      Milestone:  Unspecified by Release Team
   Component:  sugar                      |        Version:  Unspecified                
    Severity:  Unspecified                |       Keywords:  r?                         
Distribution:  Unspecified                |   Status_field:  Unconfirmed                
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 The keep value retrieval code in the journal expects the data to be int,
 however, sometimes it is not. The attached patch tries to fix that.

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Ticket URL: <http://bugs.sugarlabs.org/ticket/1591>
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