Issues with scoring models

[rkovarik]

• com.silverpop.api.client.command.GetContactScoresCommand#contactId should be a Long, not Integer
• com.silverpop.api.client.converters.ApiDateConverter works only with one fixed format, fails for others
• typo in the annotation of com.silverpop.api.client.result.elements.GetContactScoresModel#scoreComponents
• com.silverpop.api.client.result.elements.GetContactScoresModelScoreComponent#value could be a String, not only an Integer
• the annotation value for com.silverpop.api.client.result.elements.GetScoringModelsModel#scoreComponents should be SCORE_COMPONENT_TYPES, not SCORE_COMPONENTS
• the annotation value for com.silverpop.api.client.result.elements.GetScoringModelsModelScoreComponent should be SCORE_COMPONENT_TYPE, not SCORE_COMPONENT
• missing annotation of com.silverpop.api.client.result.elements.GetScoringModelsModelScoreComponentValues