fix CS
fix CS
add definition of sequence emulated identity column platforms
add documentation for query builder insert operation
Merge pull request #429 from deeky666/fix-cs

Fix some more CS
Merge pull request #454 from deeky666/add-querybuilder-insert-documentation

Add documentation for query builder insert operation
[DDC-2843] Fix default value of PostgreSQL boolean columns.
Merge pull request #428 from deeky666/DBAL-563

[DBAL-563] Add definition of sequence emulated identity platforms
[DBAL-585] Quote Old column Names when generating ALTER TABLE SQL.
Merge branch 'DBAL-585'
Merge upstream
[Mysqli] MYSQLI_SERVER_PUBLIC_KEY only exist for php5.5.0 or creater with mysqlnd.
fix column default value lifecycle
fix composite primary key introspection on Sqlite
Removed comment.
Merge pull request #455 from kimhemsoe/mysqli_mysqlnd_only_constant

[Mysqli] MYSQLI_SERVER_PUBLIC_KEY only exist for php5.5.0 or creater wit...
Merge pull request #457 from deeky666/fix-sqlite-pk-introspection

Fix composite primary key introspection on Sqlite
[DBAL-722] Introduce subclasses for runtime relevant exceptions (NotNull, DuplicateKey, ForeignKey Constraint Violation).
fix documentation
[DBAL-722] Add missing doc @return.