Fix a overlap bug

The overlap bug is that two activities including the list of
feed are displayed overlapping.
It is occurred since: use a transparent or half-transparent
-black background, open a site from the site manager.
update libraries.
よくわからない　やっとteam共有した
commit all. 20130502
name change
abc
??commit again. renamed folder.
Merge branch 'fixOverlapBug' of https://github.com/k-kagurazaka/gojappe into k-kagurazaka-fixOverlapBug

pull kagrazaka changes
0.9.2mnmnリリース