Merge pull request #455 from heidiso/develop

Adding tooltips for GWT widgets
SWC-726: calculate md5 in javascript, and send it during chunked upload
fix tests
Merge pull request #460 from jay-hodgson/SWC-726

Swc-726: calculate md5 on the web clientside before uploading
SWC-722: report error via inline markdown UI, do not change places if something goes wrong
Merge pull request #461 from jay-hodgson/SWC-722

SWC-722: report error via inline markdown UI, do not change places if so...
remove cancel button from window for upload
Merge pull request #463 from dburdick/develop

remove cancel button from window for upload
SWC-692 Implemented wikisubpages' TOC with a gxt treepanel
Merge branch 'swc692_toc' into develop