add gitignore

.gitignore

@@ -0,0 +1,36 @@
+# vim
+*~
+*.swp
+
+# IntelliJ
+.idea
+
+# Maven (from: https://github.com/github/gitignore/blob/master/Maven.gitignore)
+target/
+pom.xml.tag
+pom.xml.releaseBackup
+pom.xml.versionsBackup
+pom.xml.next
+release.properties
+dependency-reduced-pom.xml
+buildNumber.properties
+.mvn/timing.properties
+# https://github.com/takari/maven-wrapper#usage-without-binary-jar
+.mvn/wrapper/maven-wrapper.jar
+
+# Java (from: https://github.com/github/gitignore/blob/master/Java.gitignore)
+
+# Compiled class file
+*.class
+
+# Log file
+*.log
+
+# Package Files #
+*.jar
+*.war
+*.nar
+*.ear
+*.zip
+*.tar.gz
+*.rar