oconfig: fix oconfig_free to free all elements
authorMarc Fournier <marc.fournier@camptocamp.com>
Tue, 12 May 2015 20:40:27 +0000 (22:40 +0200)
committerMarc Fournier <marc.fournier@camptocamp.com>
Tue, 19 May 2015 15:41:27 +0000 (17:41 +0200)
The recursive nature of this function made it difficult to free the root
node of the config tree. Splitting it in 2 allows to work around this
problem.


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