unfinished changes
Merge branch 'master' of https://github.com/scottmeng/ivle_metro_win8
Merge branch 'master' of https://github.com/scottmeng/ivle_metro_win8
fix flipview selectedindex bug, add search result navigation problem
Merge branch 'master' of https://github.com/scottmeng/ivle_metro_win8
add observable collection to module items, add show color for module item