Remove tab and whitespace.
Modify the checkvalue private method.
Specify the default if any and value is null.
Move dependency
Reset minimum when losing focus.
REview checkValue method to exclude type min.
Move kill session to global teardown
Change py.test to pytest
Fix for-loop bug in image viewer. See #12303
Merge pull request #2573 from will-moore/rebased/dev_5_0/viewer_save_apply_12303

Fix for-loop bug in image viewer. See #12303 (rebased onto dev_5_0)
Merge pull request #2569 from ximenesuk/revise-test-download

Revise test_download.py
Merge pull request #2568 from ximenesuk/rebased/dev_5_0/dummy-permissions-test

Move kill session to global teardown (rebased)
Merge pull request #2551 from jburel/float-field

Float field
Change VM ostype from Debian to Debian_64

Note the VM image is already 64 bit. The build was failing on octopus, for some inexplicable reason changing the ostype flag fixes the build.
Merge pull request #2579 from manics/vbox_fix

VirtualBox fix for octopus
Print empty min/max strings in quotes (See #11472)

`bin/omero script params` was being misleading by showing
no value for min/max of String arguments when the min or
max was the empty string. This adds single quotes to the
empty string to make it clear that a min or max is present.