Add .projectile project file

.projectile

@@ -0,0 +1,32 @@
+-/target
+-/core/target
+-/qa/target
+-/rest-api-spec/target
+-/test-framework/target
+-/plugins/target
+-/plugins/analysis-icu/target
+-/plugins/analysis-kuromoji/target
+-/plugins/analysis-phonetic/target
+-/plugins/analysis-smartcn/target
+-/plugins/analysis-stempel/target
+-/plugins/cloud-aws/target
+-/plugins/cloud-azure/target
+-/plugins/cloud-gce/target
+-/plugins/delete-by-query/target
+-/plugins/discovery-azure/target
+-/plugins/discovery-ec2/target
+-/plugins/discovery-gce/target
+-/plugins/discovery-multicast/target
+-/plugins/jvm-example/target
+-/plugins/lang-expression/target
+-/plugins/lang-groovy/target
+-/plugins/lang-javascript/target
+-/plugins/lang-python/target
+-/plugins/mapper-murmur3/target
+-/plugins/mapper-size/target
+-/plugins/repository-azure/target
+-/plugins/repository-s3/target
+-/plugins/site-example/target
+-/plugins/store-smb/target
+-/plugins/target
+-*.class