Merge topic '13984_64bit_headers_for_xml_writers' into pv-master

9b1a0f4 Merge topic 'bug_2379' into master
444257e BUG #2379. Passing flags correctly to internal writers.
275e4b2 Merge topic 'chart-selection-modes' into master
840f0ee Merge topic 'matplotlib-warning-status' into master
6884e6d Merge topic 'scalarbar-leak' into master
cc42420 Fix for subclasses overriding EditAnnotations.
f82398a Introduced a new chart selection mode
d77d09c Merge topic 'imageproperty-test' into master
2465c99 Fix X BadRequest errors in TestInteractorStyleImageProperty.
9c18166 Merge topic 'fix-GRAMdetection-overflow-under-X' into master
3de8451 Merge topic 'remove-fast-numeric-conversion' into master
d72bb3c Merge topic 'garbage-collection-cleanup' into master
899403c Merge topic 'vtkFieldData_AddArray_add_documentation' into master
84c4260 Fix a leak revealed by ParaView; use SmartPointer.
853f854 Merge remote-tracking branch 'pvvtk/pv-master' into HEAD
a749623 Document the return value of vtkFieldData::AddArray().
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Merge remote-tracking branch 'pvvtk/pv-master' into HEAD

* pvvtk/pv-master:

Change-Id: Ia9a41de49a2c810bcb7852afc58f1ec5032975c5