Minor wording changes / fixes
Testing self-update functionality
Correct permissions. Removed unneeded slash
Remove lunchbox-update after update execution
Added existing lunchbox code. More verbose self-update. License information
Updated README.md to reflect changes. Fixed wrong flag on echo
Merge branch 'feature/interface' into develop

* feature/interface:
  Updated README.md to reflect changes. Fixed wrong flag on echo
  Added existing lunchbox code. More verbose self-update. License information
  Remove lunchbox-update after update execution
  Correct permissions. Removed unneeded slash
  Testing self-update functionality
Correct reference to bigspring/master repo