XWIKI-11028: Create dedicated groups for Colibri and Flamingo ColorThemes inside the Administration-Presentation.

* Put the displayer for the color theme input in a separated page, to avoid code duplication between xwiki-enterprise-ui-admin-user and xwiki-enterprise-ui-wiki.
* Add translation keys.
XWIKI-10765: "Solr" and "Lucene" words are not capitalized on "Search Suggest" from "Administration"
Merge pull request #331 from msmeria/XWIKI-10765

XWIKI-10765: "Solr" and "Lucene" words are not capitalized on "Search Suggest" from "Administration"
XWIKI-11047: Capitalize Livetable action buttons
Merge pull request #332 from msmeria/XWIKI-11047

XWIKI-11047: Capitalize Livetable action buttons
* Better fix: set the proper style only once using the common selector
XWIKI-11055: Allow selecting test methods and classes in Selenium 2 tests using the "pattern" system property
- Implemented using a JUnit Runner Filter
XWIKI-11050: Do not fail the UI when there's a problem rendering the document's content
* Also fix getDefaultEditMode() which shouldn't fail if the doc fails to be parsed.
[Misc] Attempt to fix flickering tests.
[performence] Speed up a bit something that takes alone about 12% of the time spend displaying the XE UI
[build] Attempting to fix flickering test.
XWIKI-11008: Allow stopping running XWiki instances when starting a new instance
* Improve the script to better handle ctrl-c (thanks to Caleb!)
[build] Attempting to fix flickering tests.
- Simplified the xpath for actions on jobs.
Fix deprecated calls
[performances] Add a bit of caching to XWikiDocument
[build] Attempting to fix flickering tests.
- out of ideas for this one. Just increasing the timeout for this particular test and crossing fingers.
[misc] Update clirr excludes based on 6.2-rc-1
[build] Fixed failing test.
- WYSIWYG page objects need to wait for the editor to load before trying to click on the edit menu.
- The WYSIWYG editor page object needs to be aware of syntax 1.0 pages and the usage of the old TinyMCE editor.
XWIKI-11050: Do not fail the UI when there's a problem rendering the document's content
* Added missing logging
* Also fix getIncludedPages() which shouldn't fail if the doc fails to be parsed. It's used in Panel.Information in edit mode for example
[build] Bulletproofing tests to try to fix more flickers.
- added a waitUntilPageJSIsLoaded() method to help with sinchronization of the UI and used it in the BasePage constructor.
- Note: when reusing instances of BasePage, the constructor is not doing the work anymore and the waitUntilPageJSIsLoaded() method needs to be executed manually, when needed.
[misc] Updated clirr excludes based on 6.2