Changes

Replacing unique index creation with unique constraint. Signature of IndexNamingStrategy.giveName(..) is modified to include the unique Column, as well as its algorithm.
 (commit: 59d970f)

Renaming IndexNamingStrategy to UniqueConstraintNamingStrategy.
Fixing variables, methods and accessors accordingly.
 (commit: f3324d8)

Fixing randomly failing test
 (commit: 4a397e4)

Introducing the possibility to set the association table on one-to-many relations.
 (commit: 8d794b6)

Introducing OneToManyJoinTableOptions to manage left and right join column names.
Moving joinTable(String) from OneToManyOptions to OneToManyEntityOptions because it doesn't make sense to set join table name on a reusable configuration.
 (commit: a765c11)