..unitconversion: creating a unit conversion client

Change-Id: I05c60c17364bd9ba39f900f3239bc079dd59284f
Signed-off-by: Kunal Shroff <shroffk@bnl.gov>
ITER Products: Add Symbol Library (Symbolic link) to gitignore
Default sine plt for the DataBrowser widget
ITER Products: update OPI example
Test of CODAC requirement: update rate on HMI = 200 PVs at 5Hz
o.c.utility.olog: Fixed enable field when authentication check on preferences page.
Add preferences.ini for example.
Performance test with 600 alarms
Merge branch master into ITER Git repository.
WebDatabrowser: Update warproduct.
ITER Improvements on logbook :
 - products/ITER/plugins/edu.msu.nscl.olog.api/src/edu/msu/nscl/olog/api/LogUtil.java (Fix to keep list order from webservice)
 - products/ITER/plugins/edu.msu.nscl.olog.api/src/edu/msu/nscl/olog/api/OlogClientImpl.java (Fix to keep list order from webservice)
 - products/ITER/plugins/org.csstudio.iter.utility.ologauth (Our plugin to manage users)
 - products/ITER/plugins/org.csstudio.logbook/src/org/csstudio/logbook/LogEntryBuilder.java (To allow delete attachement from ui)
 - products/ITER/plugins/org.csstudio.logbook.ui/src/org/csstudio/logbook/ui/LogEntryWidget.java (Add delete image button)
 - products/ITER/plugins/org.csstudio.ui.util/src/org/csstudio/ui/util/widgets/ImageStackWidget.java (Improve Image thumbnails)
ITER o.c.ui.util.widgets.ImageStackWidget: Improve thumbnails (keep ratio).
ITER o.c.logbook.ui: Add confirm dialog on delete image
- Added PV Name Auto-Completion plugins.
- Added ITER site specific implementations of PV Name Auto-Completion.
- Updated ITER site specific implementation of EPICS DB Fields parsing.
ITER o.c.logbook.* & org.csstudio.ui.util
 - Open web browser when clicking on track link
 - Allow context description on multiple lines
 - Fix file name issue on file attachments (remove path)
 - Add hh:mm:ss to date fields
 - Improve ImageStackWidget
What's New page refers to the Changelog section of the online help
Welcome Customization preference page added to ITER CSS product
ITER CSS Changelog and Overview
Updated PV Name Auto Complete:
- Updated plugins classpath to fit Java 1.6 & 1.7
- Updated o.c.pvnames extension point interface
- Added embed History provider in o.c.pnames.ui
Fixed bug on ITER dbparser: updated to handle comments & unquoted pv names
ITER o.c.logbook.ui: Fixed ArrayOutOfBoundException when adding images other than PNG