makes WebDAV specific methods redirectable
Now supports annotation based spring configuration

Just use ‘contextConfigClass’ to specify the Spring configuration class
that defines Milton related beans.
Javadoc for the modified SpringMiltonFilter

Added information about the new features
Merge remote-tracking branch 'upstream/master'

Conflicts:
	milton-client/src/main/java/io/milton/httpclient/Host.java (took upstream)
makes unlock working
Merge pull request #12 from dbarashev/issue_805_unlock_broken

Fixes broken UNLOCK method
Merge pull request #13 from Alinto/master

Date Time TZ Parse error and Null Pointer on caldav search with time range
Merge pull request #11 from dmartinpro/master

SpringMiltonFilter now supports Spring @Configuration annoted classes
Merge origin/master