[hyxhNENW] remove antlr4 from core (#3549)

build.gradle

@@ -3,7 +3,6 @@ plugins {
     id 'com.github.johnrengelman.shadow' version '4.0.3'  apply false
     id "com.bmuschko.nexus" version "2.3.1"
     id 'maven-publish'
-    id 'antlr'
     id "org.sonarqube" version "2.7"
     id "com.github.hierynomus.license-report" version"0.15.0"
 }

core/build.gradle

@@ -2,7 +2,6 @@ plugins {
     id 'java'
     id "com.bmuschko.nexus"
     id 'maven-publish'
-    id 'antlr'
     id "org.sonarqube"
     id "com.diffplug.spotless" version "6.7.2"
 }
@@ -39,10 +38,6 @@ javadoc {
 }
 
 
-generateGrammarSource {
-    arguments += ["-package", "apoc.custom"]
-}
-
 dependencies {
 
     testCompile project(':test-utils')
@@ -54,13 +49,6 @@ dependencies {
     compile group: 'com.jayway.jsonpath', name: 'json-path', version: '2.8.0'
     compile group: 'org.hdrhistogram', name: 'HdrHistogram', version: '2.1.9'
 
-    // If updated check if the transitive dependency to org.antlr:ST4:4.1 has also updated
-    // and remove the manual licensing check for it in licenses-3rdparties.gradle
-    antlr "org.antlr:antlr4:4.7.2", {
-        exclude group: 'org.glassfish'
-        exclude group: 'com.ibm.icu'
-        exclude group: 'org.abego.treelayout'
-    }
     // compileOnly "org.antlr:antlr4-runtime:4.7.2"
     // testCompile "org.antlr:antlr4-runtime:4.7.2"