- add typehint to lang.Throwable constructor argument #2
- add test coverage
- QA: add second argument to apidoc
- fix invocation of PrerequisitesNotMetError's constructur; the second
  argument is a lang.Throwable, but sometimes none given.
Add "BSD licence" and "PHP 5.3+" badges
Merge branch 'master' of github.com:xp-framework/xp-framework
A very belated welcome 2014
Merge pull request #356 from kiesel/fix-throwable

Add typehint to optional constructor argument $cause
Prepare configuration before initializing scriptlet
Fix notFound() invocation
Fix error page selection
Make sendHeader() and sendErrorMessage() return status, log
Add cookie handling support
Remove hardcoded "localhost" from host name
QA: Clean up code; adjust to test CS
Verify lang.reflect.Proxy respects namespaces in arguments
See xp-framework/core#19
QA: Clean up code; adjust to test CS
Verify unittest.mock.MockProxyBuilder respects namespaces in arguments
See xp-framework/core#19
Fix PHP 5.3 incompatibility, locally qualify often-used lang.ClassLoader
Fix PHP 5.3 incompatibility