added error handling for mytale_images#create
fix spacing
rename helpers to be more clear about their purpose
fix spacing issue on reader
change custom routes for read and print; update paths where needed
fix spacing
removed unnecessary tests for controllers
moved MytaleHelper module to be included in each controller as needed instead of ApplicationController
removed unnec controller tests
Merge pull request #107 from feministy/abi-code-review

refactoring and code cleanup; removed unnec tests