update readme

Author: TheSnoozer

.gitignore

@@ -1,11 +1,20 @@
-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
+*.class
+*.tmp
+*~
+
+# intellij
+.idea
+*.iml
+*.ipr
+*.iws
+
+#eclipse
+.classpath
+.project
+.settings/
+bin/
+
+out
+target
+testing.properties
+