fix minor upload bug
add photoviewer.html to show individual photo, add relative java method.
add user page
add style for photoviewer
Merge branch 'master' of
http://www.se.cs.titech.ac.jp/lecture/exp4/git/abeno into eneim

Conflicts:
	app/controllers/Application.java
fix header #2
fix header #3
Merge branch 'master' into eneim