fix upgrade scripts for PostgreSQL 8.4 compatibility
Fix issue when turning line into polyline.
Display segment length and angle.
Remove System.err.println
Use Line color for measurement.
Update header.
Remove System.err
Use field from pojos.
Remove tabs and white space.
Recycle pixels store.
Pass close parameter to iterate method.
Move import
Skip session removal on IOError.
Add break, change output target.
Fix PEP8 error.
Improve customization of training_setup.sh script
Protect config filename variable expansion using double quotes
Fix for non-existing Pixels directory in bin/omero admin cleanse

OME-DCO-1.1-Signed-off-by: Sebastien Besson <seb.besson@gmail.com> (github: sbesson)
Do not restrict existence check to Pixels directory in cleanse command

OME-DCO-1.1-Signed-off-by: Sebastien Besson <seb.besson@gmail.com> (github: sbesson)
Remove unnecessary casting.