diff --git a/Assets/Fungus/Fungus.asmdef b/Assets/Fungus/Fungus.asmdef
deleted file mode 100644
index 3c6ad2aa..00000000
--- a/Assets/Fungus/Fungus.asmdef
+++ /dev/null
@@ -1,15 +0,0 @@
-{
-    "name": "Fungus",
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-}
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diff --git a/Assets/Fungus/Fungus.asmdef.meta b/Assets/Fungus/Fungus.asmdef.meta
deleted file mode 100644
index a0675e27..00000000
--- a/Assets/Fungus/Fungus.asmdef.meta
+++ /dev/null
@@ -1,7 +0,0 @@
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diff --git a/Assets/Fungus/Scripts/Editor/FungusEditor.asmdef b/Assets/Fungus/Scripts/Editor/FungusEditor.asmdef
deleted file mode 100644
index a1bdf777..00000000
--- a/Assets/Fungus/Scripts/Editor/FungusEditor.asmdef
+++ /dev/null
@@ -1,17 +0,0 @@
-{
-    "name": "FungusEditor",
-    "references": [
-        "GUID:007db7f7a4c8f944990d71603a110f82"
-    ],
-    "optionalUnityReferences": [],
-    "includePlatforms": [
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-}
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diff --git a/Assets/Fungus/Scripts/Editor/FungusEditor.asmdef.meta b/Assets/Fungus/Scripts/Editor/FungusEditor.asmdef.meta
deleted file mode 100644
index 95bdcece..00000000
--- a/Assets/Fungus/Scripts/Editor/FungusEditor.asmdef.meta
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diff --git a/Assets/Fungus/Thirdparty/FungusLua/Scripts/Editor/Fungus.FungusLuaEditor.asmdef b/Assets/Fungus/Thirdparty/FungusLua/Scripts/Editor/Fungus.FungusLuaEditor.asmdef
deleted file mode 100644
index 1160f04f..00000000
--- a/Assets/Fungus/Thirdparty/FungusLua/Scripts/Editor/Fungus.FungusLuaEditor.asmdef
+++ /dev/null
@@ -1,17 +0,0 @@
-{
-    "name": "Fungus.FungusLuaEditor",
-    "references": [
-        "GUID:007db7f7a4c8f944990d71603a110f82"
-    ],
-    "optionalUnityReferences": [],
-    "includePlatforms": [
-        "Editor"
-    ],
-    "excludePlatforms": [],
-    "allowUnsafeCode": false,
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-    "precompiledReferences": [],
-    "autoReferenced": true,
-    "defineConstraints": [],
-    "versionDefines": []
-}
\ No newline at end of file
diff --git a/Assets/Fungus/Thirdparty/FungusLua/Scripts/Editor/Fungus.FungusLuaEditor.asmdef.meta b/Assets/Fungus/Thirdparty/FungusLua/Scripts/Editor/Fungus.FungusLuaEditor.asmdef.meta
deleted file mode 100644
index 91e73071..00000000
--- a/Assets/Fungus/Thirdparty/FungusLua/Scripts/Editor/Fungus.FungusLuaEditor.asmdef.meta
+++ /dev/null
@@ -1,7 +0,0 @@
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diff --git a/Assets/Fungus/Thirdparty/LineEndings/Editor/Fungus.LineEndingsEditor.asmdef b/Assets/Fungus/Thirdparty/LineEndings/Editor/Fungus.LineEndingsEditor.asmdef
deleted file mode 100644
index 2ad6833c..00000000
--- a/Assets/Fungus/Thirdparty/LineEndings/Editor/Fungus.LineEndingsEditor.asmdef
+++ /dev/null
@@ -1,17 +0,0 @@
-{
-    "name": "Fungus.LineEndingsEditor",
-    "references": [
-        "GUID:007db7f7a4c8f944990d71603a110f82"
-    ],
-    "optionalUnityReferences": [],
-    "includePlatforms": [
-        "Editor"
-    ],
-    "excludePlatforms": [],
-    "allowUnsafeCode": false,
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-    "defineConstraints": [],
-    "versionDefines": []
-}
\ No newline at end of file
diff --git a/Assets/Fungus/Thirdparty/LineEndings/Editor/Fungus.LineEndingsEditor.asmdef.meta b/Assets/Fungus/Thirdparty/LineEndings/Editor/Fungus.LineEndingsEditor.asmdef.meta
deleted file mode 100644
index 5b42af0e..00000000
--- a/Assets/Fungus/Thirdparty/LineEndings/Editor/Fungus.LineEndingsEditor.asmdef.meta
+++ /dev/null
@@ -1,7 +0,0 @@
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-AssemblyDefinitionImporter:
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diff --git a/Assets/Fungus/Thirdparty/Usfxr/Editor/Fungus.UsfxrEditor.asmdef b/Assets/Fungus/Thirdparty/Usfxr/Editor/Fungus.UsfxrEditor.asmdef
deleted file mode 100644
index 10dba621..00000000
--- a/Assets/Fungus/Thirdparty/Usfxr/Editor/Fungus.UsfxrEditor.asmdef
+++ /dev/null
@@ -1,17 +0,0 @@
-{
-    "name": "Fungus.UsfxrEditor",
-    "references": [
-        "GUID:007db7f7a4c8f944990d71603a110f82"
-    ],
-    "optionalUnityReferences": [],
-    "includePlatforms": [
-        "Editor"
-    ],
-    "excludePlatforms": [],
-    "allowUnsafeCode": false,
-    "overrideReferences": false,
-    "precompiledReferences": [],
-    "autoReferenced": true,
-    "defineConstraints": [],
-    "versionDefines": []
-}
\ No newline at end of file
diff --git a/Assets/Fungus/Thirdparty/Usfxr/Editor/Fungus.UsfxrEditor.asmdef.meta b/Assets/Fungus/Thirdparty/Usfxr/Editor/Fungus.UsfxrEditor.asmdef.meta
deleted file mode 100644
index bf78337f..00000000
--- a/Assets/Fungus/Thirdparty/Usfxr/Editor/Fungus.UsfxrEditor.asmdef.meta
+++ /dev/null
@@ -1,7 +0,0 @@
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diff --git a/Assets/FungusExamples/FungusExamples.asmdef b/Assets/FungusExamples/FungusExamples.asmdef
deleted file mode 100644
index 9c5e3947..00000000
--- a/Assets/FungusExamples/FungusExamples.asmdef
+++ /dev/null
@@ -1,14 +0,0 @@
-{
-    "name": "FungusExamples",
-    "references": [
-        "GUID:007db7f7a4c8f944990d71603a110f82"
-    ],
-    "includePlatforms": [],
-    "excludePlatforms": [],
-    "allowUnsafeCode": false,
-    "overrideReferences": false,
-    "precompiledReferences": [],
-    "autoReferenced": true,
-    "defineConstraints": [],
-    "versionDefines": []
-}
\ No newline at end of file
diff --git a/Assets/FungusExamples/FungusExamples.asmdef.meta b/Assets/FungusExamples/FungusExamples.asmdef.meta
deleted file mode 100644
index bca35aab..00000000
--- a/Assets/FungusExamples/FungusExamples.asmdef.meta
+++ /dev/null
@@ -1,7 +0,0 @@
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diff --git a/ProjectSettings/ProjectVersion.txt b/ProjectSettings/ProjectVersion.txt
index 60ff9014..d514ccfb 100644
--- a/ProjectSettings/ProjectVersion.txt
+++ b/ProjectSettings/ProjectVersion.txt
@@ -1,2 +1 @@
-m_EditorVersion: 2019.2.15f1
-m_EditorVersionWithRevision: 2019.2.15f1 (dcb72c2e9334)
+m_EditorVersion: 2017.4.35f1