[birt-dev] CheckIn: Bugzilla#143635(partial) - [Accessibility]Up and dow

["Yulin Wang" <yulin.wang@xxxxxxxxxxx>]

- Summary:
[Accessibility]Up and down buttons should have tooltips.

- Bugzilla Bug (s) Resolved:
143635(partial)

- Description:
Added tooltips for up and down buttons in chart composites.
Added tooltips for remove, up and down buttons in PropertyHandleTableViewer, which is used a lot in DtE and chart.

- Tests Description: Manual test
- Notes to Build Team: None
- Notes to Developers: None
- Notes to QA: None
- Notes to Documentation: None

- Files Edited:
/org.eclipse.birt.chart.ui.extension/src/org/eclipse/birt/chart/ui/swt/composites/PaletteEditorComposite.java
/org.eclipse.birt.chart.ui.extension/src/org/eclipse/birt/chart/ui/swt/wizard/format/popup/series/LineSeriesMarkerSheet.java
/org.eclipse.birt.report.designer.core/src/org/eclipse/birt/report/designer/nls/messages.properties
/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/dialogs/PropertyHandleTableViewer.java

- Files Added:

- Files Deleted