Merge pull request #94 from GordonSmith/CircleLayout

Circle Layout should take vertex size into consideration.
Regression in Delay Loaded Widgets

Signed-off-by: Gordon Smith <gordon.smith@lexisnexis.com>
Merge pull request #95 from GordonSmith/DDL_Regression

Regression in Delay Loaded Widgets
Demo/Test Page(s)

Signed-off-by: Gordon Smith <gordon.smith@lexisnexis.com>
Add CirclePacking Demo

Signed-off-by: Gordon Smith <gordonjsmith@gmail.com>
Add Graph Test Page

Signed-off-by: Gordon Smith <gordon.smith@lexisnexis.com>