XWIKI-9757: Rename createUser to createUserAndLogin + add API to create user without logging in

+ added new createUserAndLogin accepting a redirect URL
+ fix Panel test
[Misc] Use superadmin for the tests instead of requiring XWiki.Admin which we want to remove from administration-ui
* Fix WYSIWYG test which required authenticate before configure() executes
XWIKI-9758: Race condition when upgrading an instance previously configured with "Upgrade all wikis"
XWIKI-9697: The Wiki (was: Workspaces) Search Suggestion is missing.

* Change the object number of the search engine for wikis to avoid conflicts when upgrading from an old XEM
* Add also a source that use Lucene instead of SolR.
Merge pull request #231 from gdelhumeau/XWIKI-9697

XWIKI-9697: The Wiki (was: Workspaces) Search Suggestion is missing
* Change the object number of the search engine for wikis to avoid conflicts when upgrading from an old XEM
* Add also a source that use Lucene instead of SolR.
[Misc] Check if object is null everywhere XWikiDocument#getXObjects() is used in xwiki-platform-wiki.
Merge pull request #232 from gdelhumeau/master

[Misc] Check if object is null everywhere XWikiDocument#getXObjects() is used in xwiki-platform-wiki.
[misc] Add XML escaping to Solr search debug map and fix the search results display when debug mode is on and JDON doesn't like the characters in the socoring debug data.
XWIKI-9508: SOLR does not allow to match documents matching specific values in multiple xwiki properties
* Add a few typed dynamic fields for basic data types such as boolean, int, long, float, double and date.
* Add support for expanding typed dynamic fields in the search query (in the same way multilingual fields are expanded). This will allow us to index non-string XObject properties based on their types.
XWIKI-9508: SOLR does not allow to match documents matching specific values in multiple xwiki properties
* Index non-string XObject properties based on their type. This allows us to write queries such as:

property.Blog.BlogPostClass.publishDate:[NOW-1MONTH TO NOW]
XWIKI-9508: SOLR does not allow to match documents matching specific values in multiple xwiki properties
* Move the XWikiDismaxQParserPlugin in a separate module so that it can be used with a remote Solr instance (thanks Eduard Moraru for the advice).
[misc] Fix package-to-folder mapping.
XWIKI-9198: Allow running UI tests with PhantomJS
[misc] Cleanup
XWIKI-9158: DW does not kick in on newly created empty subwiki when upgrade all wikis has been selected during upgrade
XWIKI-9757: Rename createUser to createUserAndLogin + add API to create user without logging in
* Fixed ambiguous method which lead to the wrong method being used...
XWIKI-9738: Finalize migration from workspaces to the new wiki API.

* Create a module called xwiki-platform-wiki-workspaces-migrator.
* Remove object created by WorkspaceManager.Install in XWiki.SearchSuggestConfig