Fix OME Model documentation title and plone menu layout
Fix HTML landing page title
Merge pull request #328 from sbesson/rebased/develop/formats_title

Fix OME Model documentation title and plone menu layout (rebased onto develop)
Fixing links to new formats docs
Fixing roi link
Really fixing the roi links!
build: Ignore _build directories
Merge pull request #330 from hflynn/rebased/develop/format_links

Fixing links to new formats docs (rebased onto develop)
Merge pull request #331 from rleigh-dundee/updateignore-develop

build: Ignore _build directories (develop)