Soothing Noise Player

Intended to be an android port of Blanket. Features:

• Play any combination of 15 calming noises on loop mixed at volumes of your chosing
• Import custom audio assets
• Save your favorite combinations and load them later
• Start default profile on launch (optional)
• Set a sleep timer and have all noises fade out after a delay

* Enabled support for app icon matching device theme courtesy of "ᡠᠵᡠᡳ ᡠᠵᡠ ᠮᠠᠨᡩ᠋ᠠᠨ"
* Sleep timer prefills with last value as requested by "bertbesser"
* Sleep timer given permanent place on screen as requested by "bertbesser"
* Load profile dialog simplified to 2 clicks as requested by "bertbesser"
* Fixed app crashing if you tried to cancel a non running sleep timer