ngsi10 conv op /ngsi10/contextEntityTypes/{typeName}/attributes/{attributeName}
Conv Op: POST /ngsi10/subscriptions
Merge pull request #131 from telefonicaid/feature/conv_op_ngsi10_ContextEntityTypeAttribute

ngsi10 conv op /ngsi10/contextEntityTypes/{typeName}/attributes/{attribu...
Merge branch 'develop' into feature/conv_op_ngsi10_subscriptions
Merge pull request #133 from telefonicaid/feature/conv_op_ngsi10_subscriptions

Feature/conv op ngsi10 subscriptions
ADD support for attribute ID in queryContext at mongoBackend
FIX indentation typo
Merge branch 'develop' into feature/metadata_id