added simple confirmation directive
changed attribut name for own message, updated demo
sort demo links alphabetically
renamed to confirm, own message taken from attribut ngxConfirm
Merge pull request #24 from rokerkony/directiveConfirm

added simple confirmation directive
Merge branch 'alphabeticalDemoList' of https://github.com/rokerkony/ngx-library into rokerkony-alphabeticalDemoList

Conflicts:
	demos/scripts/app.js