diff --git a/.idea/libraries/Maven__com_github_jsqlparser_jsqlparser_1_24.xml b/.idea/libraries/Maven__com_github_jsqlparser_jsqlparser_1_24.xml
deleted file mode 100644
index 33fa8b1..0000000
--- a/.idea/libraries/Maven__com_github_jsqlparser_jsqlparser_1_24.xml
+++ /dev/null
@@ -1,13 +0,0 @@
-<component name="libraryTable">
-  <library name="Maven: com.github.jsqlparser:jsqlparser:1.2">
-    <CLASSES>
-      <root url="jar://$MAVEN_REPOSITORY$/com/github/jsqlparser/jsqlparser/1.2/jsqlparser-1.2.jar!/" />
-    </CLASSES>
-    <JAVADOC>
-      <root url="jar://$MAVEN_REPOSITORY$/com/github/jsqlparser/jsqlparser/1.2/jsqlparser-1.2-javadoc.jar!/" />
-    </JAVADOC>
-    <SOURCES>
-      <root url="jar://$MAVEN_REPOSITORY$/com/github/jsqlparser/jsqlparser/1.2/jsqlparser-1.2-sources.jar!/" />
-    </SOURCES>
-  </library>
-</component>
\ No newline at end of file
diff --git a/.idea/libraries/Maven__com_github_pagehelper_pagehelper_5_1_64.xml b/.idea/libraries/Maven__com_github_pagehelper_pagehelper_5_1_64.xml
deleted file mode 100644
index 3724f84..0000000
--- a/.idea/libraries/Maven__com_github_pagehelper_pagehelper_5_1_64.xml
+++ /dev/null
@@ -1,13 +0,0 @@
-<component name="libraryTable">
-  <library name="Maven: com.github.pagehelper:pagehelper:5.1.6">
-    <CLASSES>
-      <root url="jar://$MAVEN_REPOSITORY$/com/github/pagehelper/pagehelper/5.1.6/pagehelper-5.1.6.jar!/" />
-    </CLASSES>
-    <JAVADOC>
-      <root url="jar://$MAVEN_REPOSITORY$/com/github/pagehelper/pagehelper/5.1.6/pagehelper-5.1.6-javadoc.jar!/" />
-    </JAVADOC>
-    <SOURCES>
-      <root url="jar://$MAVEN_REPOSITORY$/com/github/pagehelper/pagehelper/5.1.6/pagehelper-5.1.6-sources.jar!/" />
-    </SOURCES>
-  </library>
-</component>
\ No newline at end of file
diff --git a/.idea/libraries/Maven__com_github_pagehelper_pagehelper_spring_boot_autoconfigure_1_2_74.xml b/.idea/libraries/Maven__com_github_pagehelper_pagehelper_spring_boot_autoconfigure_1_2_74.xml
deleted file mode 100644
index 3caacd8..0000000
--- a/.idea/libraries/Maven__com_github_pagehelper_pagehelper_spring_boot_autoconfigure_1_2_74.xml
+++ /dev/null
@@ -1,13 +0,0 @@
-<component name="libraryTable">
-  <library name="Maven: com.github.pagehelper:pagehelper-spring-boot-autoconfigure:1.2.7">
-    <CLASSES>
-      <root url="jar://$MAVEN_REPOSITORY$/com/github/pagehelper/pagehelper-spring-boot-autoconfigure/1.2.7/pagehelper-spring-boot-autoconfigure-1.2.7.jar!/" />
-    </CLASSES>
-    <JAVADOC>
-      <root url="jar://$MAVEN_REPOSITORY$/com/github/pagehelper/pagehelper-spring-boot-autoconfigure/1.2.7/pagehelper-spring-boot-autoconfigure-1.2.7-javadoc.jar!/" />
-    </JAVADOC>
-    <SOURCES>
-      <root url="jar://$MAVEN_REPOSITORY$/com/github/pagehelper/pagehelper-spring-boot-autoconfigure/1.2.7/pagehelper-spring-boot-autoconfigure-1.2.7-sources.jar!/" />
-    </SOURCES>
-  </library>
-</component>
\ No newline at end of file
diff --git a/.idea/libraries/Maven__com_github_pagehelper_pagehelper_spring_boot_starter_1_2_74.xml b/.idea/libraries/Maven__com_github_pagehelper_pagehelper_spring_boot_starter_1_2_74.xml
deleted file mode 100644
index 3cd91a4..0000000
--- a/.idea/libraries/Maven__com_github_pagehelper_pagehelper_spring_boot_starter_1_2_74.xml
+++ /dev/null
@@ -1,13 +0,0 @@
-<component name="libraryTable">
-  <library name="Maven: com.github.pagehelper:pagehelper-spring-boot-starter:1.2.7">
-    <CLASSES>
-      <root url="jar://$MAVEN_REPOSITORY$/com/github/pagehelper/pagehelper-spring-boot-starter/1.2.7/pagehelper-spring-boot-starter-1.2.7.jar!/" />
-    </CLASSES>
-    <JAVADOC>
-      <root url="jar://$MAVEN_REPOSITORY$/com/github/pagehelper/pagehelper-spring-boot-starter/1.2.7/pagehelper-spring-boot-starter-1.2.7-javadoc.jar!/" />
-    </JAVADOC>
-    <SOURCES>
-      <root url="jar://$MAVEN_REPOSITORY$/com/github/pagehelper/pagehelper-spring-boot-starter/1.2.7/pagehelper-spring-boot-starter-1.2.7-sources.jar!/" />
-    </SOURCES>
-  </library>
-</component>
\ No newline at end of file
diff --git a/.idea/libraries/Maven__commons_fileupload_commons_fileupload_1_3_3.xml b/.idea/libraries/Maven__commons_fileupload_commons_fileupload_1_3_3.xml
deleted file mode 100644
index f46aa80..0000000
--- a/.idea/libraries/Maven__commons_fileupload_commons_fileupload_1_3_3.xml
+++ /dev/null
@@ -1,13 +0,0 @@
-<component name="libraryTable">
-  <library name="Maven: commons-fileupload:commons-fileupload:1.3.3">
-    <CLASSES>
-      <root url="jar://$MAVEN_REPOSITORY$/commons-fileupload/commons-fileupload/1.3.3/commons-fileupload-1.3.3.jar!/" />
-    </CLASSES>
-    <JAVADOC>
-      <root url="jar://$MAVEN_REPOSITORY$/commons-fileupload/commons-fileupload/1.3.3/commons-fileupload-1.3.3-javadoc.jar!/" />
-    </JAVADOC>
-    <SOURCES>
-      <root url="jar://$MAVEN_REPOSITORY$/commons-fileupload/commons-fileupload/1.3.3/commons-fileupload-1.3.3-sources.jar!/" />
-    </SOURCES>
-  </library>
-</component>
\ No newline at end of file
diff --git a/.idea/libraries/Maven__commons_io_commons_io_2_5.xml b/.idea/libraries/Maven__commons_io_commons_io_2_5.xml
deleted file mode 100644
index 67c2ad2..0000000
--- a/.idea/libraries/Maven__commons_io_commons_io_2_5.xml
+++ /dev/null
@@ -1,13 +0,0 @@
-<component name="libraryTable">
-  <library name="Maven: commons-io:commons-io:2.5">
-    <CLASSES>
-      <root url="jar://$MAVEN_REPOSITORY$/commons-io/commons-io/2.5/commons-io-2.5.jar!/" />
-    </CLASSES>
-    <JAVADOC>
-      <root url="jar://$MAVEN_REPOSITORY$/commons-io/commons-io/2.5/commons-io-2.5-javadoc.jar!/" />
-    </JAVADOC>
-    <SOURCES>
-      <root url="jar://$MAVEN_REPOSITORY$/commons-io/commons-io/2.5/commons-io-2.5-sources.jar!/" />
-    </SOURCES>
-  </library>
-</component>
\ No newline at end of file
diff --git a/.idea/libraries/Maven__org_mybatis_mybatis_3_4_6.xml b/.idea/libraries/Maven__org_mybatis_mybatis_3_4_6.xml
deleted file mode 100644
index 377b7a7..0000000
--- a/.idea/libraries/Maven__org_mybatis_mybatis_3_4_6.xml
+++ /dev/null
@@ -1,13 +0,0 @@
-<component name="libraryTable">
-  <library name="Maven: org.mybatis:mybatis:3.4.6">
-    <CLASSES>
-      <root url="jar://$MAVEN_REPOSITORY$/org/mybatis/mybatis/3.4.6/mybatis-3.4.6.jar!/" />
-    </CLASSES>
-    <JAVADOC>
-      <root url="jar://$MAVEN_REPOSITORY$/org/mybatis/mybatis/3.4.6/mybatis-3.4.6-javadoc.jar!/" />
-    </JAVADOC>
-    <SOURCES>
-      <root url="jar://$MAVEN_REPOSITORY$/org/mybatis/mybatis/3.4.6/mybatis-3.4.6-sources.jar!/" />
-    </SOURCES>
-  </library>
-</component>
\ No newline at end of file
diff --git a/.idea/libraries/Maven__org_mybatis_mybatis_spring_1_3_2.xml b/.idea/libraries/Maven__org_mybatis_mybatis_spring_1_3_2.xml
deleted file mode 100644
index 713f604..0000000
--- a/.idea/libraries/Maven__org_mybatis_mybatis_spring_1_3_2.xml
+++ /dev/null
@@ -1,13 +0,0 @@
-<component name="libraryTable">
-  <library name="Maven: org.mybatis:mybatis-spring:1.3.2">
-    <CLASSES>
-      <root url="jar://$MAVEN_REPOSITORY$/org/mybatis/mybatis-spring/1.3.2/mybatis-spring-1.3.2.jar!/" />
-    </CLASSES>
-    <JAVADOC>
-      <root url="jar://$MAVEN_REPOSITORY$/org/mybatis/mybatis-spring/1.3.2/mybatis-spring-1.3.2-javadoc.jar!/" />
-    </JAVADOC>
-    <SOURCES>
-      <root url="jar://$MAVEN_REPOSITORY$/org/mybatis/mybatis-spring/1.3.2/mybatis-spring-1.3.2-sources.jar!/" />
-    </SOURCES>
-  </library>
-</component>
\ No newline at end of file