Enhanced the ignore file with more file types to ignore for GO
Merge remote-tracking branch 'origin/intro'
Added empty GenerateQRCode function.
Corrected import statement to use () instead of {}
Ignoring *.png in all project.
Added a first test.
DEveloped the GenerateQRCode function to pass current test, i.e. return a not null, not 0 lenght []byte.
Auto-formatted with <go fmt>.
Merge pull request #3 from RobMcZag/master

Added first test and developed GenerateQRCode to pass it.