RandomAttributeGenerator names its generated attribute arrays

Also, clean-up the tests for RandomAttributeGenerator and BrownianPoints
and added a 'see also' section for the two classes.

Change-Id: Ia9886c91743c80ce92cae8176b55d43553d4dcf3
Removed a bunch of extra semicolons at end of line

Done using a few regular expressions & find & replace.
Fixes many -Wextra-semi warnings.

Change-Id: I5ef603e88d4c0a390cfb2d22d8d92c21bf554024
RandomAttributeGenerator can generate attributes constant within a block

Added a test for this feature as as well.

Change-Id: I8d56c324c51c19f5f795a92e5074b13f1b58af4b
Add a missing break statement in vtkXMLWriter.

Thanks for Jacob Becker <jacob.becker@kitware.com> for the patch.

Change-Id: I2a7fe7c23c064f6148533817649aea20cef27f15
Merge topic 'add-missing-break' into master

68f5ba64 Add a missing break statement in vtkXMLWriter.
Merge topic 'extra-semicolons' into master

8aab49f1 Removed a bunch of extra semicolons at end of line
Merge topic '14256-random-attribute-generator' into master

5bad3ea5 RandomAttributeGenerator can generate attributes constant within a block
995272cc RandomAttributeGenerator names its generated attribute arrays