Merge pull request #289 from beaufortfrancois/master

Added missing screenshot thumbnails
Merge pull request #290 from beaufortfrancois/master

[dojo] Removed cached dojo.crx
Merge pull request #291 from beaufortfrancois/master

Removed unused sample assets
[blink1] Make it clear this uses HID Feature Reports
Merge pull request #293 from beaufortfrancois/fixBlinkReadMe

[blink1] Make it clear this uses HID Feature Reports
Added missing screenshots to READMEs
Merge pull request #295 from beaufortfrancois/addScreenshotsInReadMe

Added missing screenshots to READMEs
Updated README