Updated readme/license/...
Updated README
README again
Migrated tests to test-tree
Tests for Bug #12 (Parameters in queries)
Moved examples to own package (Issue #13)
More query parameters tests
Tiny clean-up in index writer
Fixed TransientField tests
Repaired QueryOptimizer tests (still failing, though)
Improved file version error message and fixed QueryAdvice test harness
Fix creation of unique index on non-unique data not failing.
Better query optimisation (merging of QueryAdvice instances).
Re-enabled checking for preventing inner classes from being made
persistent
Implemented PARAMETERS queries, some check are still missing
Cleaned up query parameter test (Bug #12) after implementing it except
for some safety checks.
Revert "Cleaned up query parameter test (Bug #12) after implementing it except"

This reverts commit a6af90522c34f38a9b9475d49bea9838655f5312.
Cleaned-up test for query PARAMETERS (Bug #12)
More clean-up in queries (Issue #12)
Fixed rarely failing DBHashMapTest.