Refactor TestBfGetPlane to store function input as class attributes
Add check for reader validity and corresponding unit test
Add additional input check for invalid tile size

- Add corresponding test to TestBfGetPlane
Merge pull request #631 from sbesson/bfgetplane_fix

bfGetPlane fix and hardcoded version removal
Merge pull request #625 from rleigh-dundee/xelatex-pdf-develop

docs: Use XeLaTeX for PDF documentation (develop)
Merge pull request #629 from melissalinkert/rebased/develop/originalmetadata-value

Override getValue() in OriginalMetadataAnnotation (rebased onto develop)
Adding link to SCIFIO LOCI site
Changing link for Curtis
Merge pull request #634 from hflynn/rebased/develop/scifio_link

SCIFIO link (rebased onto develop)
merge develop -D org -I include -E exclude: PR 528 (Tile performance improvements for VMS and NDPI)
merge develop -D org -I include -E exclude: PR 627 (Use `git describe` for Bio-Formats version (See #9639))
merge develop -D org -I include -E exclude: PR 628 (Convert all code to use joda-time)