Merge pull request #13 from AnthonyTong/anthony

Add sticky table header
Removed the speaker/workshop information for last year
Changed the color of paid workshop to red and updated the wording
Merge pull request #15 from benlau/color

Changed the color of paid workshop to red and updated the wording
Merge pull request #14 from benlau/master

Removed the speaker/workshop information for last year
Removed the speaker list of last year
Updated the speaker information of Microsoft and Amazon
Merge pull request #16 from benlau/master

Updated the speaker information of Microsoft and Amazon and removed the speaker list of last year from code
Add www to cyberport.hk per request, fucking stupid
Change the programme schedule
Add the info for the events in schedule
Activate the speaker page and add descriptions