WIKI-544 disable the 'Save' button when upload is in progress

Fix description: Disable Save button while uploading.
WIKI-538: Cancel button is not on the same row with progress bar

Fix description: update Cancel button position.
WIKI-412 Incorrect UI of Version Info - when viewing revision, show the panel that contain breadcrumb, browse button and search

Fix description:
- Add white background box of Compare Versions page.(Like My Draft)
- Set breadcrumb title the same width as the page title.
- Apply button style for Next/Prev button.
- Set electric blue for hover effect on Page History link.
WIKI-404 Incorrect UI behavior of the left wiki tree

Fix description:
- Hover on a page node, the text is changed into electric blue: #2F5E96
- Hover on being selected page, the text is changed into electric blue. In case it is clicked that allow to refresh the page.
- In case the child pages are hidden, the icon before the parent page is [+]
- In case the parent page is clicked to show its child pages, the icon is changed from [+] into [-] and vice versa.
WIKI-620 [Wiki] Rename a page as a removed one will use incorrect attachments

Fix description: add a parameter to image link to avoid browser cache when displaying images
WIKI-568 [IE9] Error when moving page from space to space OR from space to intranet - fix problem with LinkRegistry

Fix description: after moving wiki page, switch to new position of page
Merge commit 'e668b1d4f0d5d4a8f2a48e83b7b1788f3ad6cf13' into HEAD