configure java message service
hibernate database connection configuration
Merge pull request #40 from Alex-Diez/jms-configuration

Jms configuration
develop employees table
develop employees table
develop specializations table
remove unnecessary sequences
remove unnecessary tables
redevelop old tables
redevelop old sequences
develop users&groups relationships
add empty strings to end of files
Merge pull request #45 from Alex-Diez/sql-redesign

Sql redesign