added priority property to menues
separated configurations into seperate config.js files
renamed app controller
separated configurations into seperate config.js files
removed unnecessary READMEs
reformat the whole frontend code
install angular-lodash
fix lodash path
fix menu test
fix menu test
fix menu
Merge pull request #19 from songster-project/feature/MG/menu_with_priority

Feature/mg/menu with priority