完善帮助文档

build/usr/share/applications/UengineAndroidProgramList.desktop

@@ -4,7 +4,7 @@ Comment=UEngine App List
 Comment[zh]=UEngine 程序菜单
 Encoding=UTF-8
 Exec=/usr/bin/uengine launch --package=org.anbox.appmgr --component=org.anbox.appmgr.AppViewActivity
-Icon=/opt/apps/uengine-runner/icon.png
+Icon=/opt/apps/uengine-runner/menu.svg
 MimeType=
 Name=UEngine App List
 Name[zh]=UEngine 程序菜单

build/usr/share/applications/spark-uengine-apk-build.desktop

@@ -4,7 +4,7 @@ Encoding=UTF-8
 Categories=System;
 Terminal=false
 Exec=/usr/bin/uengine-apk-builder %F
-Icon=/opt/apps/uengine-runner/icon.png
+Icon=/opt/apps/uengine-runner/builer.svg
 Name=Build Apk To Deb(UEngine Runner)
 Comment=Build Apk To Deb(UEngine Runner)
 Comment[zh]=打包 deb（UEngine 运行器）

build/usr/share/applications/spark-uengine-install.desktop

@@ -4,7 +4,7 @@ Encoding=UTF-8
 Categories=System;
 Terminal=false
 Exec=/usr/bin/uengine-runner -i %F
-Icon=/opt/apps/uengine-runner/icon.png
+Icon=/opt/apps/uengine-runner/runner.svg
 Name=Install Or Uninstall APK(UEngine runner)
 Comment=Install Or Uninstall APK(UEngine runner)
 Comment[zh]=安装/卸载 APK（UEngine 运行器）

build/usr/share/applications/uengine-apk-builder.desktop

@@ -4,7 +4,7 @@ Encoding=UTF-8
 Categories=System;
 Terminal=false
 Exec=/usr/bin/uengine-apk-builder %F
-Icon=/opt/apps/uengine-runner/icon.png
+Icon=/opt/apps/uengine-runner/builer.svg
 Name=uengine Apk Builder
 Comment=UEngine Apk Builder
 Comment[zh]=UEngine 应用打包器

build/usr/share/applications/uengine-runner.desktop

@@ -4,7 +4,7 @@ Encoding=UTF-8
 Categories=System;
 Terminal=false
 Exec=/usr/bin/uengine-runner
-Icon=/opt/apps/uengine-runner/icon.png
+Icon=/opt/apps/uengine-runner/runner.svg
 Name=UEngine Runner
 Comment=UEngine Runner
 Comment[zh]=UEngine 运行器