[ALOY-949] fixed buttonNames set through dialogs.confirm() as an argument

[ALOY-949] added in another test case
updated test app
[ALOY-691] data binding doesn't respect platform attr
[ALOY-691] remove extra comment
Merge pull request #394 from feons/ALOY-949

[ALOY-949] fixed buttonNames set through dialogs.confirm() as an argumen...