This move will require editing a bunch of vcproj files. I'm tempted to hold off for a bit because Libraries will conflict with LayoutTests in tab-completion until we rename LayoutTests to RegressionTests.
Created attachment 77731 [details] Files that mention WebKitLibraries
Created attachment 79142 [details] Patch
The problem is that until we move LayoutTests to RegressionTests, Libraries would compete with LayoutTests for the "L" tab-completion.