fix display notifications icons for firefox
Merge pull request #74 from Assada/feature/ob

fix display notifications icons for firefox
Merge pull request #73 from Assada/feature/options

fix display options icons for firefox
Update README.md
Merge pull request #75 from Assada/feature/structure

Update README.md
Update README.md
Merge pull request #76 from Assada/feature/structure

Update README.md
icons for forum tracker button
Merge pull request #77 from Assada/feature/forumIntegration

icons for forum tracker button
new forum features (highlight nicks and logo link)