clean out unneeded unity .meta files

Scripts/Configuration/PlaySettings.cs.meta

@@ -1,11 +0,0 @@
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-MonoImporter:
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Scripts/Data/Chart.meta

@@ -1,8 +0,0 @@
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-folderAsset: yes
-DefaultImporter:
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Scripts/Data/Chart/Chart.cs.meta

@@ -1,11 +0,0 @@
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Scripts/Data/Chart/Difficulty.cs.meta

@@ -1,11 +0,0 @@
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-MonoImporter:
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Scripts/Data/Chart/MeasureBeat.cs.meta

@@ -1,11 +0,0 @@
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-MonoImporter:
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-  icon: {instanceID: 0}
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Scripts/Data/Chart/Note.cs.meta

@@ -1,11 +0,0 @@
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-guid: 1ed8bb3e1326d18f9927b087b6e8fe7c
-MonoImporter:
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Scripts/Data/Chart/NoteEvent.cs.meta

@@ -1,11 +0,0 @@
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-MonoImporter:
-  externalObjects: {}
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-  userData: 
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Scripts/Data/Chart/NoteHold.cs.meta

@@ -1,11 +0,0 @@
-fileFormatVersion: 2
-guid: 74c839480bb719c9b96e11709817d2e6
-MonoImporter:
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-  userData: 
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Scripts/Data/Chart/NotePlay.cs.meta

@@ -1,11 +0,0 @@
-fileFormatVersion: 2
-guid: ccfc6a251580ee67a83e2269870a227c
-MonoImporter:
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Scripts/Data/Mer.meta

@@ -1,8 +0,0 @@
-fileFormatVersion: 2
-guid: 0ed6e3a31145daf8597c9bd80394d64d
-folderAsset: yes
-DefaultImporter:
-  externalObjects: {}
-  userData: 
-  assetBundleName: 
-  assetBundleVariant: 

Scripts/Data/Mer/Mer.cs.meta

@@ -1,11 +0,0 @@
-fileFormatVersion: 2
-guid: 03f65fd134dbd18faba49dbb870b3450
-MonoImporter:
-  externalObjects: {}
-  serializedVersion: 2
-  defaultReferences: []
-  executionOrder: 0
-  icon: {instanceID: 0}
-  userData: 
-  assetBundleName: 
-  assetBundleVariant: 

Scripts/Data/Mer/MerNote.cs.meta

@@ -1,11 +0,0 @@
-fileFormatVersion: 2
-guid: f03d973b6879b96a5b79467d1dd3cbfc
-MonoImporter:
-  externalObjects: {}
-  serializedVersion: 2
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-  executionOrder: 0
-  icon: {instanceID: 0}
-  userData: 
-  assetBundleName: 
-  assetBundleVariant: