add a trace message to trace pane's size info
Merge branch 'release' of https://github.com/PowerPointLabs/repo into release
fixes #508: Some shapes in the ShapesLab panel do not show up until a new shape is added
added Utils.Graphics to handle graphical tasks;
rename FileAndDirTask.cs to FileDir.cs
trace information added to monitor pane's size
enhances #508 user experience a bit
eliminate trace information
make version info public;
make control width changing only applicable to office 2010
flowlayout gets focused when the pane is reloaded