Add lucid dreaming option to single alarm

From Anonymous on 2014/12/19 00:22:35 +0000

Add lucid dreaming as alarm option, not only in application settings for all alarms.

Copied from original feature request: http://urbandroid.uservoice.com/forums/264867-sleep-as-android/suggestions/6860920-add-lucid-dreaming-option-to-single-alarm