generalised the search for tubes by barcode.
Now, it's not limited to ean-13 barcode, but also works with sanger_barcode and barcode_2d
moved the findByBarcode to the base_resource level
Merge pull request #87 from benoitmangili/generalised_search_by_barcode_on_tube

Generalised search by barcode on tube
Added a friendly name to the printer in the config
corrects the name of the findByBarcode2DBarcode () -> findBy2DBarcode
Merge pull request #89 from benoitmangili/fix_find_by_barcode_function_name

corrects the name of the findByBarcode2DBarcode () -> findBy2DBarcode
Merge pull request #88 from mikemases/Printer_Selection

Added a friendly name to the printer in the test config
Removed friendlyName from the test config
fixed a misnamed variable in find_by_barcode method in baseresource
Merge pull request #90 from mikemases/Test_Config_Update

Removed friendlyName from the test config
Merge pull request #91 from benoitmangili/bug_in_find_by_barcode

fixed a misnamed variable in find_by_barcode method in baseresource
change testjson to mapper_testjson
Merge pull request #92 from david-allen-tessella/requirejs_path_fix

requirejs_path_fix
creates a tube_rack resource
Merge pull request #93 from benoitmangili/creating_tube_rack_resource

creates a tube_rack resource