Fix typo in 'authentication'.
Merge pull request #4 from ashokak/overview-fix-typo

Fix typo in 'authentication'.
Modify Kegbot Kegboard Coaster to use SMD components (0805 R & C, 1206 LED)
Sync.
Change folder name to v2.
Delete old versions
Fix .gitignore
Use Adafruit BeagleBone Proto Board as starting point for BeagleBeer cape.
Replace Temp Sensor with SMD package
Update BOM
Fix temp. sensor REFDES
Move Gerbers to folder
Fix .gitignore
Fix .gitignore
Fix Temp Sensor REFDES
Update BOM
Fix trace between resistor & LED
Update archive.
Modify Kegbot Coaster silkscreen
Modify silkscreen