Added IntelliJ generated .ipr to .gitignore

- IntelliJ generates a `.ipr` Project File when exec the `mvn` goals `mvn idea:idea` and `mvn idea:project` - [Maven `idea` Doc](https://maven.apache.org/plugins/maven-idea-plugin/usage.html) Signed-off-by: ben <git@benjamin.ie>
apache · Aug 6, 2020 · 0f61671 · 0f61671
1 parent 93e5abf
commit 0f61671
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/.gitignore b/.gitignore
@@ -12,6 +12,7 @@ nb-configuration.xml
 .idea/
 *.iml
 *.iws
+*.ipr
 *~
 
 .vscode/