DataBrowser: allow editing display name of multiple items at once.
DataBrowser: new EditItemsDialog to edit multiple items at once.
BOY: defined LCID macro for each instance of LinkingContainer.
Horizontal arrow button layout added to the spinner widget.
Horizontal arrow buttons layout added to the spinner widget.
SpinnerTextEditManager class added: pressing up, down and page up/down
in the spinner widget text editor increase or decrease it's value for a
preset step.
Added 2 methods to XYGaphEditPart that return an array of X or Y values
from the CircualBufferDataProvider. Methods are meant to be called from
the OPI scripts.
Change log and XY Graph help updated, small fix in SpinnerEditpart.
Merge pull request #1 from tzagar-cosylab/kek_css_3.2.0

Merged Tilen's code
Merge remote-tracking branch 'origin/kek_css_3.2.0' into kek_css_3.2.0
Spinner widget: changes in the text edit mode don't need to be accepted
with enter when using the up/down page up/page down buttons.
Merge pull request #2 from tzagar-cosylab/kek_css_3.2.0

Spinner widget: changes in the text edit mode don't need to be accepted
Merge remote-tracking branch 'origin/kek_css_3.2.0' into kek_css_3.2.0
BOY: fixed changelog
PV value in the spinner text editor gets updated right after it's
changed with the up/down page up/page down buttons.
Merge pull request #3 from tzagar-cosylab/kek_css_3.2.0

SpinnerTextEdit and PV values
Merge remote-tracking branch 'origin/kek_css_3.2.0' into kek_css_3.2.0
Merge remote-tracking branch 'remotes/upstream/3.2.x' into kek_css_3.2.0

Conflicts:
	applications/plugins/org.csstudio.opibuilder/html/ChangeLog.html
KEK: Update changelog for releasing KEK CSS 3.2.0.
KEK: updated URL of cs-studio website.