Support of NTLMv2
Conflicts:
	src/main/java/com/jaeksoft/searchlib/web/NtlmWebFilter.java
Testing active directory / ldap integration
Working on SSO/AD
Add X-OSS-REMOTE-USER for external authentication
Working on SSO/AD integration
SSO/AD release candidate 1
Adding authentication cache.
Fix SmbAuthException at ViewerController.java:164
Implements #884
Implement #885
Conflicts:
	src/main/java/com/jaeksoft/searchlib/util/StringUtils.java
Impements #887
Bootstrap integration
Implement #891
Fix #892
Implements #894
Implements #896
Fix #851 by adding an URL Decode option
Implements #899
Implements #901
Fix imap4 crawl issue