fix problems reported.

include descriptions of the commonly usedc scripts.
imagej.text

- update loci tools plugin URL
- change to .. note:: syntax
scripts.txt - updates as per change requests
scripts.txt - change sub-headers
merge dev_4_4 -D org -I include -E conflict -E needs-fixes -E broken: PR 224 (Training material)
merge dev_4_4 -D org -I include -E conflict -E needs-fixes -E broken: PR 227 (Add sections on locking and remote shares to unix/windows)
merge dev_4_4 -D org -I include -E conflict -E needs-fixes -E broken

Repository: openmicroscopy/ome-documentation

Merged PRs:
  # PR 224 gusferguson 'Training material'
  # PR 227 joshmoore 'Add sections on locking and remote shares to unix/windows'

Generated by OMERO-merge-stable#139 (http://hudson.openmicroscopy.org.uk/job/OMERO-merge-stable/139/)