Merge pull request #123 from billie66/notification

add notifications
css refactor
minor fixes for css
add settingslogic
rm doc
rm app_config.yml, using settingslogic now
List users in descending order by id
fix github login error #126
make long words in their container
add local version
modified:   settings.yml.example
update README
avconv install
Fix typo
Merge pull request #128 from yesmeck/patch-1

Fix typo
Update README.md
add icons for tag list
Merge pull request #137 from billie66/tag_icon

add icons for tag list
tag hover style
Merge pull request #138 from billie66/tag_list

tag hover style