WIKI-844: Cannot open wiki page which wiki portlet placed in new portal site
WIKI-851 [Cloud] Error when opening Wiki page link in Rich text mode

Fix description:
- make SessionManager noenhancered
- get PortalContainer by user name and repo name
WIKI-769 Wiki syntax error

Fix description:
- Fix the problem of display list style type when previewing and saving by using xwiki syntax of list
- Fix the problem of display list style type when using list syntax with style define by mandatory
- Fix the problem of display list style in RichTextArea.
WIKI-875: [integ-wiki] HTML encoding of comments

Fix description:
- don't escape html in synchronized function
- escape html when get comment in UIWikiPageVersionsList template