Add services to manage the deletion of a profile.

Add the field latestKnownActivity to the profile

* Add Ask for Help v3.1
 * Add M46 pilots norms.

* Upgrade vertx version.
 * Fix OpenAPI errors.
 * Add priority to the norms.
 * Add new protocol ask4help with expiration date

* Add new ask4help protocol without location and social closeness.
* Update components versions.

Add the previous relations into the profile to not break other
components.

* Upgrade vertx.
 * Extract relationships from the profile.
 * Change bitbucked references to github.

* Update vertx.
 * Extract diversity calculus from ontolgy.
 * Improve DB update.

* Add cache when validate models.
 * Add cache on client when check if component exist by its identifier.
 * Allow to merge/update models if they are equals.

* Upgrade containers verions.
 * Change social context builder notify profile update.
 * Add methods on the profile manager to obtain the defined identifiers,
 	to calculate the diversity and to calculate the similarity.
 * Add methods on the task manager to obtain some task or task types.

* Update vertx version.
 * Update incentive server notifications adding task identifier.
 * Add new notification for the incentive server when the profile is
changed.
 * Add methods to interact with the profile diversity manager.

* Add appId to the social network relationship.
 * Update common models API references.
 * Fix task type update/merge problem with time.

Update social context builder notification of interactions

Check the social context builder is called when the ranked answers is
selected.

* Upgrade vertx.
 * Update the social context builder to notify about the selected value.

* Fix social context builder path that ends with '/'.

* Fix ask4help v2 protocol.
 * Fix social context builder interaction URL.

* Upgrade vertx versions.
 * Add new component profile diversity manager.
 * Add to the social context builder new API calls for notify
interaction
   and initialize social relation.

* Fix data format whne call the answers ranking on the social context
builder.

Add new social context builder ranking API call.