initial commit
[fix #46203421] Initial commit of Barcode implementation
[fix #46203421] Corrected barcode calculations
[#46203421] Added config files for environment
[fix #46203421] Added apiary test for GET '/barcodes'
[fix #46203421] Added persistence

Specs are still failing.
add Gemfile
1 spec passes.
Doesn't crash but JSON wrong
[fix #46203421] Fix Barcode, BarcodeResource and CreateBarcode

Specs are passing. The barcode generation has
been mocked in the specs to test it.
added .rvmrc file
Merge pull request #1 from ke4/46203421_add_barcode_object

46203421 add barcode object