v0.4.6

Bug fixing;

Many improvements:

• Notify lesson title when loaded
• Display "completed class" at the end
• Removed decimals from secondsToTime()
• Video's big-play-button moved to right
• Added page header
• Added settings (changes are not yet permanent)
• Added form select and title
• Added time offset of 0.1s to avoid time overflow
• Added manifest.json to better integrate with mobile phones
• Display lesson's real remaining time
• Integrated zoom feature with touch
• Added shortcuts list
• Added zoom button
• Implemented trash bin