Merge pull request #21 from wick-ed/master

diff reviewed and locally tested with 0.6.0beta1
added errors page template feature
merged config and set back to non specific settings
Merge pull request #22 from zelgerj/master

added errors page template feature
added basic authentication
fixed last error handling after php process finished
Merge pull request #23 from zelgerj/master

fixed last error handling after php process finished
introducing basic auth
readded rewrite module
switched back to xml config
Merge pull request #24 from zelgerj/feature-authentication

Feature authentication
readded xml config
Merge pull request #25 from zelgerj/master

readded xml config
fixed memory consumption problem
removed mem debugging lines
Merge pull request #26 from zelgerj/master

fixed memory consumption problem
Merge branch 'master' of https://github.com/techdivision/TechDivision_WebServer
some minor changes and bugfixes