Attempt to remove Sonar and Jacoco plugins

* It seems all the SonarQube and Jacoco work is done by the
appropriate plugin on Bamboo.
Let's check it!
We always can revert such a change

build.gradle

@@ -11,7 +11,6 @@ buildscript {
 }
 
 plugins {
-	id 'org.sonarqube' version '2.8'
 	id 'org.asciidoctor.convert' version '1.6.1'
 	id 'org.ajoberstar.grgit' version '3.1.1'
 	id 'io.spring.nohttp' version '0.0.3.RELEASE' apply false
@@ -152,7 +151,6 @@ subprojects { subproject ->
 	apply from:   "${rootProject.projectDir}/publish-maven.gradle"
 	apply plugin: 'eclipse'
 	apply plugin: 'idea'
-	apply plugin: 'jacoco'
 	apply plugin: 'checkstyle'
 	apply plugin: 'kotlin'
 	apply plugin: 'kotlin-spring'
@@ -183,10 +181,6 @@ subprojects { subproject ->
 		}
 	}
 
-	jacoco {
-		toolVersion = '0.8.4'
-	}
-
 	// dependencies that are common across all java projects
 	dependencies {
 		if (!(subproject.name ==~ /.*-test.*/)) {
@@ -281,19 +275,8 @@ subprojects { subproject ->
 
     compileKotlin.dependsOn updateCopyrights
 
-	jacocoTestReport {
-		reports {
-			xml.enabled false
-			csv.enabled false
-			html.destination file("${buildDir}/reports/jacoco/html")
-		}
-	}
-
 	test {
 		maxHeapSize = '1536m'
-		jacoco {
-			destinationFile = file("$buildDir/jacoco.exec")
-		}
 	}
 
 	task testAll(type: Test, dependsOn: [':checkAsciidocLinks','check'])
@@ -360,7 +343,6 @@ subprojects { subproject ->
 	}
 
 	check.dependsOn javadoc
-	build.dependsOn jacocoTestReport
 }
 
 project('spring-integration-test-support') {
@@ -964,19 +946,6 @@ task reference(dependsOn: asciidoctor) {
 
 reference.onlyIf { "$System.env.NO_REFERENCE_TASK" != 'true' || project.hasProperty('ignoreEnvToStopReference') }
 
-sonarqube {
-	properties {
-		property 'sonar.coverage.jacoco.xmlReportPaths', "${buildDir.name}/jacoco.exec"
-		property 'sonar.links.homepage', linkHomepage
-		property 'sonar.links.ci', linkCi
-		property 'sonar.links.issue', linkIssue
-		property 'sonar.links.scm', linkScmUrl
-		property 'sonar.links.scm_dev', linkScmDevConnection
-		property 'sonar.java.coveragePlugin', 'jacoco'
-		property 'sonar.projectKey', "$group:$name"
-	}
-}
-
 task api(type: Javadoc) {
 	group = 'Documentation'
 	description = 'Generates aggregated Javadoc API documentation.'