added javadoc and sources jars

Author: dghgit

core/build.gradle

@@ -20,13 +20,36 @@ compileJava {
     options.release = 8
 }
 
+task sourcesJar(type: Jar) {
+    archiveBaseName="bccore"
+    archiveAppendix="${vmrange}"
+    archiveClassifier = 'sources'
+    from sourceSets.main.allSource
+    exclude("**/*.so")
+}
+
+task javadocJar(type: Jar, dependsOn: javadoc) {
+    archiveBaseName="bccore"
+    archiveAppendix="${vmrange}"
+    archiveClassifier = 'javadoc'
+    from javadoc.destinationDir
+}
+
+artifacts {
+    archives jar
+    archives javadocJar
+    archives sourcesJar
+}
 
 publishing {
     publications {
         maven(MavenPublication) {
             groupId = 'org.bouncycastle'
             artifactId = "bccore-$vmrange"
             from components.java
+
+            artifact(javadocJar)
+            artifact(sourcesJar)
         }
     }
 }