remove trigger for updating user records (#67)

when a spot image is deleted the user's showRecommendedPhoto flag must be set to false
remove trigger for inserting spot images (#67)

spot images are imported, not created by the system
removed unused TestConfiguration class
added EntrantExporter (#67)

it will replace the export_entrant_requests stored procedure
removed export_entrant_requests stored procedure (#67)
remove Configuration dep from domain classes
Configuration refactor

using CDI for injection
Configuration interface and its implementation ConfigurationImpl

new ejb method: UserManagerBean#removeProfileImage
removed implementation class from sch-pek-ejb-services module
removed deprecated fields
Added PointHistory entity

This stores the community points for a given user in a semester.
point history script

this script generates an sql file. it creates an insert for every user
and every semester.
using PointHistory entity for KFB export
using PointHistory as source for user history entries
removed getpointsforsemester stored procedure from current virdb schema
fixed Configuration injection in not managed class
asynchronous task for generating point history records
Merge branch 'remove-triggers' closes #67

Conflicts:
	sch-pek-domain/src/main/java/hu/sch/domain/user/User.java
added point_history table to vir-current-schema.sql
[maven-release-plugin] prepare release sch-pek-2.7.0