Clarified the section covering use of cvs-gather by separating it into two subsections: one for average use and one for "advanced" use.  The advanced use discusses overrides files and how to restrict what gets downloaded.
Clarified the section covering use of cvs-gather by separating it into two
subsections: one for average use and one for "advanced" use.  The advanced
use discusses overrides files and how to restrict what gets downloaded.

Separated the section on configuring and compiling VR Juggler into two
sections, one dedicated to each step.  The step on configuration VR Juggler
now explains how to use locally installed versions of software that would
otherwise be found in juggler/external.


git-svn-id: 769d22dfa2d22aad706b9a451492fb87c0735f19@9164 08b38cba-cd3b-11de-854e-f91c5b6e4272

godbyk/vrjuggler-upstream-old,vrjuggler/vrjuggler,vancegroup-mirrors/vrjuggler,MichaelMcDonnell/vrjuggler,LiuKeHua/vrjuggler,godbyk/vrjuggler-upstream-old,LiuKeHua/vrjuggler,vrjuggler/vrjuggler,MichaelMcDonnell/vrjuggler,MichaelMcDonnell/vrjuggler,MichaelMcDonnell/vrjuggler,vancegroup-mirrors/vrjuggler,godbyk/vrjuggler-upstream-old,godbyk/vrjuggler-upstream-old,MichaelMcDonnell/vrjuggler,vrjuggler/vrjuggler,godbyk/vrjuggler-upstream-old,MichaelMcDonnell/vrjuggler,vrjuggler/vrjuggler,LiuKeHua/vrjuggler,vrjuggler/vrjuggler,vancegroup-mirrors/vrjuggler,vancegroup-mirrors/vrjuggler,vancegroup-mirrors/vrjuggler,LiuKeHua/vrjuggler,LiuKeHua/vrjuggler,MichaelMcDonnell/vrjuggler,vrjuggler/vrjuggler,LiuKeHua/vrjuggler,LiuKeHua/vrjuggler,vrjuggler/vrjuggler,vancegroup-mirrors/vrjuggler,vrjuggler/vrjuggler,MichaelMcDonnell/vrjuggler,godbyk/vrjuggler-upstream-old,LiuKeHua/vrjuggler