WIKI-409 fix bug that missing gradient
WIKI-593 Invalid percent escape for page with national name
Problem Analysis:
  - PortalRequestContext.sendRedirect is using charset iso-8859-1 to encode URL.This encoding causes the webserver not understand url properly when the url containing special characters such as é, à, ç in French, or Vietnamese characters, or Japanese ones
  - When going draft page list, if target page of draft page was deleted, then exception happens due to parent of target page not found
Solution:
  - Encoding property pageid before redirecting
  - if target page not found, remove it
WIKI-581 Cannot public Wiki for Not Logged-In users
Problem analysis: Some components still using information of logined user
Solution: Check if user is in logined status before loading components
WIKI-364 All Pages tab in Link popup when add rich text wiki page displays wrong
UI-2794 PLF4 - Wiki - Page not Found
UI-2867: Can not view full content of a long page in Preview
UI-2821: [PLF 4] Incorrect UI of Top Navigation
UI-2858: Missing Icons on wiki
UI-2870: Incorrect UI of Version Info
WIKI-577 avoid creating new draft page after refreshing UIWikiPortlet
WIKI-605 Wiki service return Null page in WikiRestServiceImpl
Problem analysis: WikiRestService.getTreeData using outdated path causes the problem
Solution: Log needed information such as user id, selected path and using wiki homepage instead of outdated one
UI-2869: Incorrect UI of Search Result page
WIKI-411 CLONE - Incorrect UI of Page Infos - Add related page Popup
WIKI-411 CLONE - Incorrect UI of Page Infos - Add related page Popup
UI-2747: Wrong tooltip style of Edit inline
WIKI-602 fix height of UIRightContentArea, set overflow of UIWikiMiddleArea to hidden
UI-2871:  Incorrect behavior of the left wiki tree
WIKI-582: Wrong action icons for Template management in non-English languages

Fix description:
* Get the action name from resource key instead of its translation
* Redefine the icons for these actions
WIKI-511: Problem in displaying accented/special characters in Rich text editor mode in Chrome
WIKI-606 rendering on some box macro
Problem analysis:
- Macros tip, warning, info actually generate span element.
- In PLF 3.5 these items are not broken because span is set to "display: block"
Solution:
- Set "display: block" for span tag generated by macros tip, warning, info