cs fix

object type

conversionFailedUnserialization

type hinting & finally restore error handler

cs: use function

type hint

sort use alphabetically

code quality improvements

Fix PSR2 rules : "As per PSR2, the static declaration should come after the visibility declaration."

Add conversion exception when date and time type convertToDatabaseValue methods are passed non-null values that are not DateTime instances.

- Fixed docblocks
- Removed return statements on void methods
- Cleaned up unused private / local variables
- Fixed license issues
- Removed SVN leftovers
- Fixed doctrine-project.org links
- Added line breaks before return statements

DBAL-22 - Throw ConversionException if DateTime, Time, Date, DateTimeTz, Array or Object conversions from the Database to PHP fail

[2.0] Fixed PHP Notice in SchemaTest (only variables should be passed by reference...) and a few other cosmetics in various parts.

--no commit message

reverting the reorganization done in 3455-3456 in order to make merging my experimental branch to trunk easier.

Preparation for new organization of code in to sub packages. Changed autoload() to work with new structure.