bug fix for db2 v10 new column def of syscat.columns.default
remove debug echo statements and use more phpunit built in facilities where available
more compat with php 5.3
remove unsuitable test
Revert "remove unsuitable test"

This reverts commit 58d73c023ab8fadfc1f71e3728c74439d59ab7df.

I deleted the wrong file lol...
remove testwhich was unsuitable for test suite
Fix: Travis-CI configuration
Merge pull request #668 from till/topics/fix-.travis.yml

Fix: Travis-CI configuration
Fix quoted integers as default value.
Removed extra new lines.
Merge pull request #671 from josemalonsom/fix-quoted-integers-as-default-value

Fix quoted integers as default value.
take SQL Server quote characters into account for assets
fix SQL Server default constraint name generation for quoted identifiers
fix DocBlock type hint
Merge pull request #673 from deeky666/fix-tablediff-docblock

Fix DocBlock type hint
Fix typo: comparisions => comparisons
Fix typo: modfiy => modify
Fix typos
Merge pull request #674 from ifdattic/fix-typos

Fix typos
Merge pull request #672 from deeky666/DBAL-830

[DBAL-830] Fix SQL Server default constraint name generation for quoted identifiers