Merge branch 'dev'
Merge branch 'dev'
Merge branch 'dev'
Add Opera version number check
Add notification support in Opera >= 25
Update notification description text for Opera
Merge pull request #18 from tmn/master

Update: notification support in Opera 25 and greater
Merge branch 'master' into dev
manifest: bumped version
browser: added version checking for chrome
analytics: added debug logging
*.js: consitent format for internal self-load functions, almost like constructors