Do not show the optional list to unsignin user.
Add default avatar.
Add default avatar.
Enable categories's feature.
Enable categories's feature(2).
Enable categories's feature(3).
Enable category description on the index page of listing quizzes.
Enable category description on the index page of listing quizzes.
Do not print "no category" record.
Merge pull request #133 from not001praween001/adjust-listing-quizzes

Do not show the optional list to unsignin user.
Merge pull request #132 from not001praween001/newquiz-updatequiz

Update somepage (show.html.erb [new quiz and update quizz show's contain...
Merge pull request #134 from not001praween001/recieveNoAvatarPicFromOwnSite

Add default avatar.
Merge pull request #135 from not001praween001/recieveNoAvatarPicFromOwnSite

Add default avatar.
Merge pull request #136 from not001praween001/about-category

Enable categories's feature.
Merge pull request #137 from not001praween001/about-category

Enable categories's feature(3).
Merge pull request #138 from not001praween001/about-category-2

Enable category description on the index page of listing quizzes.
Merge pull request #139 from not001praween001/about-category-2

Enable category description on the index page of listing quizzes.
Merge pull request #140 from not001praween001/about-category-2

Do not print "no category" record.
Delete tmp file.
Adjust "show.html.erb"