Left align column headers by default.
Separated tests.
ZF 2.3.1 adaptions
Revert "Serialize module loading (workaround for loadModule() misbehaving sometimes when modules are loaded from a module's init() method)"

This reverts commit 53b66ab9462e0e975fc9a887ba552cc6e6d09cd6.

The underlying issue has been fixed in ZF 2.3.1.

Conflicts:
	module/Console/Console/Module.php
	module/Database/Module.php
	module/Library/Application.php