[sfDoctrineRestGeneratorPlugin]: fixed a deserialization error when passing an empty XML tag
[sfDoctrineRestGeneratorPlugin]: fixed a deserialization error when passing an empty XML tag

git-svn-id: 61b081f4c054ffac195be9e2cfc7002f55369afb@32099 ee427ae8-e902-0410-961c-c3ed070cd9f9

Symfony-Plugins/sfDoctrineRestGeneratorPlugin