Change summary of various releases for Simple Persistence for Java
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

2.2.0
~~~~~
- Changed save policy. Only differences/changes are saved.
- Multiple Store (scalability) support!
- Fixed: Changes were not detected when an attribute was set to null,
  but no previous changes were recorded in the Store for that object.

2.1.0
~~~~~
- Added HSQLDB support.
- Added documentation.
- Updated apidoc.
- Fixed: excluded inner and anonymous classes from handling.
- Fixed: transaction listening and recursion avoidance
- Fixed: historical queries stayed in cache

2.0.1
~~~~~
- Separated runtime and compile dependencies
- Fixed List and Map modification error.

2.0.0
~~~~~
- Optimized count statements. Now they're run once (max) on every lazy list.
- Optimized selecting referred objects.
- Fixed: exception is thrown if a name conflict is detected in a query
- Added transaction statistics.
- Added search result cache.
- Fixed: library throws exception if it sees an object which has no default 
  constructor.

1.4.0
~~~~~
- Added index handling. Currently all fields will be indexed.
- Added findSingle() methods, for selecting single objects.
- Added table view selects.

1.3.5
~~~~~
- Fixed: historical select now works with arbitrary resolution,
  so selects with no date specified will return a lazy list
  with exactly the database contents currently available.
- Fixed: transactions are now truly atomic. It is not possible
  to query an inconsistent state.
- Fixed: objects are now locked during transactions, concurrent
  modification will throw exception.

1.3.4
~~~~~
- Added historical search capability. A query can be run in the past
  returning exactly the result it would have returned on given date.
- On-demand lists and maps now stay unchanged even if there are
  updates running during iterating over them.
- Object member lists and maps now handle null values correctly,
  that is: null values in lists are disallowed, maps handle null values.
- Removed Derby support (it does not have necessary features)
- Fixed: null parameters are now handled correctly

1.3.3
~~~~~

- Added persistenceId support. When naming an attribute persistenceId (long),
  it's value will be always set with the object's unique id inside
  the library.
- Added Apache Derby support
- Database reserved words now can be used as attributes, the library
  will escape them

1.3.2
~~~~~

- Added 'ilike' operator
- Added special keyword 'now' to the query language, which can be used
  to compare with dates, and represents the current time/date.
- Fixed: List and Maps did not stay null
- Fixed: classes of same name but different packages were mapped to same
  table
- Fixed: operators <= and >= where left out of syntax, now added.
- Fixed: polymorphic queries for attributes in superclass did not work

1.3.1
~~~~~

- Fixed: orderby syntax was not like the other terms
- Fixed: now one can order by attributes not in the selected class
- Added byte array support

1.3.0
~~~~~

- Added polymorphism support