Add some docs and renaming demo for simulation continaution

git-svn-id: https://repo.thevirtualbrain.org/svn/tvb/trunk/scientific_library@4990 1c0e02f0-7929-43c0-8fb3-3293bf43b0d1
Adds forgotten display demo -- show local connectivity kernel

git-svn-id: https://repo.thevirtualbrain.org/svn/tvb/trunk/scientific_library@4991 1c0e02f0-7929-43c0-8fb3-3293bf43b0d1