Update Bio-Formats template page and generation script for 5.0

- Remove ome-editor.jar
- Add loci-legacy.jar, scifio-devel.jar, scifio-test.jar, specification.jar, and turbojpeg.jar

Conflicts:
	bfgen.py
Fix jar naming as per Melissa's suggestion
Initialize found to False
Fix OMERO version in downloads page
Fix additional hard-coded version numbers
Fix links to support documentation using DOC_URL token
Use http instead of https for ImageJ link
Remove extra page word
Remove appending -staging to the online documentation URL
Tokenize HELP_URL
Merge pull request #29 from sbesson/500beta2_fixes

Changes for the 5.0.0-beta2 pages