Merge pull request #187 from varghesethomase/fx10

adding a margin for the first video
fix spanish translation
Merge remote-tracking branch 'upstream/master'
fix spanish translation
Merge pull request #189 from ramabit/master

fix spanish translation
Review 3 of the German translation
Merge pull request #190 from MichaelKohler/germanreview3

Review 3 of the German translation
temporarily remove top video for push on Sunday
Merge pull request #191 from MichaelKohler/tmpremovevideo

temporarily remove top video for push on Sunday
add comma in German
Merge pull request #192 from MichaelKohler/decomma

add comma in German
fix wrong heading
Merge pull request #193 from MichaelKohler/fix99

fix wrong heading
fix screwup with string
Merge pull request #194 from MichaelKohler/fixwording

fix screwup with string
Fix #177 left align items
Fix #188 Added smooth scrolling
Merge pull request #195 from mozillavenezuela/master

Fix #177 left align items
Merge pull request #197 from mozillavenezuela/bug188

Fix #188 Added smooth scrolling
Font for the buttons fixed to Open sans