optimize the .gitignore and delete unwanted .gitignore

.gitignore

-/.idea/
-/logs/
-/target/
\ No newline at end of file
+.idea/
+logs/
+target/
+
+*.iml
+*.versionsBackup
\ No newline at end of file

zlt-business/.gitignore

-*.iml
-/logs/
\ No newline at end of file

zlt-business/code-generator/.gitignore

-/target/
-*.iml
\ No newline at end of file

zlt-business/file-center/.gitignore

-/target/
-*.iml
\ No newline at end of file

zlt-business/user-center/.gitignore

-/target/
-*.iml
\ No newline at end of file

zlt-commons/.gitignore

-*.iml
\ No newline at end of file

zlt-commons/zlt-auth-client-spring-boot-starter/.gitignore

-/target/
-*.iml
\ No newline at end of file

zlt-commons/zlt-common-spring-boot-starter/.gitignore

-/target/
-*.iml
\ No newline at end of file

zlt-commons/zlt-db-spring-boot-starter/.gitignore

-/target/
-*.iml
\ No newline at end of file

zlt-commons/zlt-log-spring-boot-starter/.gitignore

-/target/
-*.iml
\ No newline at end of file

zlt-commons/zlt-mq-spring-boot-starter/.gitignore

-/target/
-*.iml
\ No newline at end of file

zlt-commons/zlt-redis-spring-boot-starter/.gitignore

-/target/
-*.iml
\ No newline at end of file

zlt-commons/zlt-ribbon-spring-boot-starter/.gitignore

-/target/
-*.iml
\ No newline at end of file

zlt-commons/zlt-sentinel-spring-boot-starter/.gitignore

-/target/
-*.iml
\ No newline at end of file

zlt-commons/zlt-swagger2-spring-boot-starter/.gitignore

-/target/
-*.iml
\ No newline at end of file

zlt-config/.gitignore

-/target/
-*.iml
\ No newline at end of file

zlt-gateway/.gitignore

-*.iml
\ No newline at end of file

zlt-gateway/spring-cloud-gateway/.gitignore

-/target/
-*.iml
\ No newline at end of file

zlt-gateway/zuul-gateway/.gitignore

-/target/
-*.iml
\ No newline at end of file

zlt-job/.gitignore

-*.iml
\ No newline at end of file

zlt-job/job-admin/.gitignore

-/target/
-*.iml
\ No newline at end of file

zlt-job/job-core/.gitignore

-/target/
-*.iml
\ No newline at end of file

zlt-job/job-executor-samples/.gitignore

-/target/
-*.iml
\ No newline at end of file

zlt-monitor/.gitignore

-*.iml
\ No newline at end of file

zlt-monitor/log-center/.gitignore

-/target/
-*.iml
\ No newline at end of file

zlt-monitor/sc-admin/.gitignore

-/target/
-*.iml
\ No newline at end of file

zlt-register/.gitignore

-/target/
-*.iml
\ No newline at end of file

zlt-search/.gitignore

-*.iml
\ No newline at end of file

zlt-uaa/.gitignore

-/target/
-*.iml
\ No newline at end of file

zlt-web/.gitignore

-*.iml
\ No newline at end of file

zlt-web/back-web/.gitignore

-/target/
-*.iml
\ No newline at end of file