add some explosion sounds

game/Assets/Sounds/Explosion.wav.meta

@@ -0,0 +1,23 @@
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+guid: fac9ab138316cb244a3de90b50299182
+timeCreated: 1501522469
+licenseType: Free
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+  defaultSettings:
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+    sampleRateOverride: 44100
+    compressionFormat: 1
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game/Assets/Sounds/Explosion2.wav.meta

@@ -0,0 +1,23 @@
+fileFormatVersion: 2
+guid: bede3670fd76a0442b01ea0f5361b2b4
+timeCreated: 1501522468
+licenseType: Free
+AudioImporter:
+  serializedVersion: 6
+  defaultSettings:
+    loadType: 0
+    sampleRateSetting: 0
+    sampleRateOverride: 44100
+    compressionFormat: 1
+    quality: 1
+    conversionMode: 0
+  platformSettingOverrides: {}
+  forceToMono: 0
+  normalize: 1
+  preloadAudioData: 1
+  loadInBackground: 0
+  ambisonic: 0
+  3D: 1
+  userData: 
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game/Assets/Sounds/Explosion3.wav.meta

@@ -0,0 +1,23 @@
+fileFormatVersion: 2
+guid: 3b3e9d9eda9dda74ca7e408a4a64fc07
+timeCreated: 1501522466
+licenseType: Free
+AudioImporter:
+  serializedVersion: 6
+  defaultSettings:
+    loadType: 0
+    sampleRateSetting: 0
+    sampleRateOverride: 44100
+    compressionFormat: 1
+    quality: 1
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+  platformSettingOverrides: {}
+  forceToMono: 0
+  normalize: 1
+  preloadAudioData: 1
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+  3D: 1
+  userData: 
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game/Assets/Sounds/Explosion4.wav.meta

@@ -0,0 +1,23 @@
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+guid: 5a9c796344809bc49a829433f16226b5
+timeCreated: 1501522467
+licenseType: Free
+AudioImporter:
+  serializedVersion: 6
+  defaultSettings:
+    loadType: 0
+    sampleRateSetting: 0
+    sampleRateOverride: 44100
+    compressionFormat: 1
+    quality: 1
+    conversionMode: 0
+  platformSettingOverrides: {}
+  forceToMono: 0
+  normalize: 1
+  preloadAudioData: 1
+  loadInBackground: 0
+  ambisonic: 0
+  3D: 1
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: