diff --git a/.gitignore b/.gitignore
index dfcd1252..0e663ab1 100644
--- a/.gitignore
+++ b/.gitignore
@@ -90,36 +90,6 @@ gradle-app.setting
 # gradle/wrapper/gradle-wrapper.properties
 
 
-# --------
-# Java
-# https://github.com/raw/github/gitignore/master/Java.gitignore
-# Date: 14 Feb 2017
-# --------
-
-# Compiled class file
-*.class
-
-# Log file
-*.log
-
-# BlueJ files
-*.ctxt
-
-# Mobile Tools for Java (J2ME)
-.mtj.tmp/
-
-# Package Files #
-*.jar
-*.war
-*.ear
-*.zip
-*.tar.gz
-*.rar
-
-# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
-hs_err_pid*
-
-
 # --------
 # Eclipse
 # https://github.com/github/gitignore/blob/master/Global/Eclipse.gitignore
diff --git a/replugin-sample/host/app/src/main/assets/plugins/demo1.jar b/replugin-sample/host/app/src/main/assets/plugins/demo1.jar
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diff --git a/replugin-sample/host/app/src/main/assets/plugins/demo2.jar b/replugin-sample/host/app/src/main/assets/plugins/demo2.jar
new file mode 100644
index 00000000..a8f0f065
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diff --git a/replugin-sample/host/gradle/wrapper/gradle-wrapper.jar b/replugin-sample/host/gradle/wrapper/gradle-wrapper.jar
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diff --git a/replugin-sample/plugin/plugin-demo1/gradle/wrapper/gradle-wrapper.jar b/replugin-sample/plugin/plugin-demo1/gradle/wrapper/gradle-wrapper.jar
new file mode 100644
index 00000000..13372aef
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diff --git a/replugin-sample/plugin/plugin-demo2/gradle/wrapper/gradle-wrapper.jar b/replugin-sample/plugin/plugin-demo2/gradle/wrapper/gradle-wrapper.jar
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