4.2.0 Fixes for SQL normalizer and Java 8

• Fixed #2 (SqlNormalizer is CPU expensive during JDBC profiling) via #29 (SqlNormalizer extracted)
• Fixed #31 (Detailed view cannot be refreshed if simon name contains characters that should be url-encoded)
• Fixed #28 (ConcurrentModificationException in ManagerConfiguration)
• Compiled with Java 8 (Java Simon 4.1 was based on Java 7)
• Many dependency upgrades (latest Spring 4.x, H2, TestNG, Jackson, Jetty, ...)

4.1.4 Minor bugfix update

• Fixed Hid unnecessary logging
• Fixed fixed boolean getters recognition, improved performance
• Fixed Fixed json stringifier

4.1.3 Concurrency fixes

Fixed #20: AbstractSimon is not thread-safe