Change views to scroll-per-pixel.


git-svn-id: http://cantata.googlecode.com/svn/trunk@4091 b1e49159-3266-923f-9c3e-04f16369770a
Dont allow expanding, or collapsing, if maximised.


git-svn-id: http://cantata.googlecode.com/svn/trunk@4092 b1e49159-3266-923f-9c3e-04f16369770a