Pushing some IntelliJ Idea files

Signed-off-by: Raffaele Fioratto <[email protected]>

.gitignore

@@ -1,18 +1,58 @@
-*.class
 
-# BlueJ files
-*.ctxt
+# Created by https://www.gitignore.io/api/intellij
 
-# Mobile Tools for Java (J2ME)
-.mtj.tmp/
+### Intellij ###
+# Covers JetBrains IDEs: IntelliJ, RubyMine, PhpStorm, AppCode, PyCharm, CLion, Android 
+Studio and Webstorm
+# Reference: https://intellij-support.jetbrains.com/hc/en-us/articles/206544839
 
-# Package Files #
-*.jar
-*.war
-*.ear
+# User-specific stuff:
+.idea/workspace.xml
+.idea/tasks.xml
 
-# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
-hs_err_pid*
+# Sensitive or high-churn files:
+.idea/dataSources/
+.idea/dataSources.ids
+.idea/dataSources.xml
+.idea/dataSources.local.xml
+.idea/sqlDataSources.xml
+.idea/dynamic.xml
+.idea/uiDesigner.xml
 
+# Gradle:
+.idea/gradle.xml
+.idea/libraries
+
+# Mongo Explorer plugin:
+.idea/mongoSettings.xml
+
+## File-based project format:
+*.iws
+
+## Plugin-specific files:
+
+# IntelliJ
+/out/
+
+# mpeltonen/sbt-idea plugin
+.idea_modules/
+
+# JIRA plugin
+atlassian-ide-plugin.xml
+
+# Crashlytics plugin (for Android Studio and IntelliJ)
+com_crashlytics_export_strings.xml
+crashlytics.properties
+crashlytics-build.properties
+fabric.properties
+
+### Intellij Patch ###
+# Comment Reason: https://github.com/joeblau/gitignore.io/issues/186#issuecomment-215987721
+
+# *.iml
+# modules.xml
+# .idea/misc.xml
+# *.ipr
+
+# End of https://www.gitignore.io/api/intellij
 
-.idea/*