Merge pull request #236 from myakura/tokyo-meetup-apr2014

update KDDI logo upon request.
updates canvas section, adds media section, and updates resources (needs translation)
removes Shenzhen from page title
Merge pull request #237 from cptvitamin/gh-pages

updates canvas and resources section, adds media section (needs translation)
optimize images.
Merge pull request #238 from myakura/image-optimization

optimize images
Bring Korean translations up to date based on cptvitamin's last update.
Merge pull request #239 from kwpt/r/gh-pages-ttwf-seoul-4

Bring Korean translations up to date based on cptvitamin's last update.
tokyo meetup: add another expert/speaker