final pig cleanups

Author: dossett

.github/ISSUE_TEMPLATE/feature_request.yaml

@@ -40,7 +40,6 @@ body:
         - Build
         - Arrow
         - Avro
-        - Pig
         - Protobuf
         - Thrift
         - CLI

README.md

@@ -72,7 +72,6 @@ Parquet is an active project, and new features are being added quickly. Here are
 
 * Type-specific encoding
 * Hive integration (deprecated)
-* Pig integration (deprecated)
 * Cascading integration (deprecated)
 * Crunch integration
 * Apache Arrow integration

pom.xml

@@ -87,8 +87,6 @@
     <previous.version>1.16.0</previous.version>
     <thrift.executable>thrift</thrift.executable>
     <format.thrift.executable>${thrift.executable}</format.thrift.executable>
-    <pig.version>0.16.0</pig.version>
-    <pig.classifier>h2</pig.classifier>
     <thrift-maven-plugin.version>0.10.0</thrift-maven-plugin.version>
     <thrift.version>0.22.0</thrift.version>
     <format.thrift.version>${thrift.version}</format.thrift.version>