browse icons and error messages
Merge branch 'master' of https://github.com/venelin-p-petrov/Flashcards-Learn-English

Conflicts:
	Flashcards-Learn-English/Flashcards-Learn-English/Flashcards-Learn-English.jsproj.user
	Flashcards-Learn-English/Flashcards-Learn-English/js/dataLayer.js
	Flashcards-Learn-English/Flashcards-Learn-English/js/logic.js
	Flashcards-Learn-English/Flashcards-Learn-English/pages/home/home.html
	Flashcards-Learn-English/Flashcards-Learn-English/pages/set/set.html