added sounds to ui and game, prepared interaction with character

assets/sounds/sfx/ui/License.txt

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+	
+
+	Interface Sounds (1.0)
+
+	Created/distributed by Kenney (www.kenney.nl)
+	Creation date: 11-02-2020
+
+			------------------------------
+
+	License: (Creative Commons Zero, CC0)
+	http://creativecommons.org/publicdomain/zero/1.0/
+
+	This content is free to use in personal, educational and commercial projects.
+	Support us by crediting Kenney or www.kenney.nl (this is not mandatory)
+
+			------------------------------
+
+	Donate:   http://support.kenney.nl
+	Patreon:  http://patreon.com/kenney/
+
+	Follow on Twitter for updates:
+	http://twitter.com/KenneyNL

assets/sounds/sfx/ui/click_001.ogg.import

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+[remap]
+
+importer="oggvorbisstr"
+type="AudioStreamOggVorbis"
+uid="uid://cb5ns3mxxh3xo"
+path="res://.godot/imported/click_001.ogg-c14a202335a2fcf5fe71b3cf0e3bb6a6.oggvorbisstr"
+
+[deps]
+
+source_file="res://assets/sounds/sfx/ui/click_001.ogg"
+dest_files=["res://.godot/imported/click_001.ogg-c14a202335a2fcf5fe71b3cf0e3bb6a6.oggvorbisstr"]
+
+[params]
+
+loop=false
+loop_offset=0
+bpm=0
+beat_count=0
+bar_beats=4