Merge branch 'gradle_build' of https://github.com/ouertani/reactive-streams into gradle_build

Author: ouertani

build.gradle

@@ -10,7 +10,19 @@ allprojects {
     gradle.projectsEvaluated {
         tasks.withType(JavaCompile) {
             options.compilerArgs << "-Xlint:unchecked" << "-Xlint:deprecation"
-            options.encoding = 'UTF-8'
+            options.encoding = 'UTF-8'           
+        }
+        
+        tasks.withType(Javadoc) {
+            source = sourceSets.main.allJava          
+           
+            configure(options) {  
+                encoding 'UTF-8'
+                docEncoding 'UTF-8'
+                charSet 'UTF-8'
+                linkSource true 
+                noTimestamp true               
+            }
         }
     }
 
@@ -52,18 +64,18 @@ allprojects {
 
 
 subprojects {
-  apply plugin: 'java'
-  sourceCompatibility = 1.6
-  targetCompatibility = 1.6
+    apply plugin: 'java'
+    sourceCompatibility = 1.6
+    targetCompatibility = 1.6
 
-  compileJava.options.encoding = 'UTF-8'
+    compileJava.options.encoding = 'UTF-8'
 
-  javadoc {
+    javadoc {
         destinationDir = file("build/docs/java/api")
         options.encoding = 'UTF-8'
-  }
-  repositories {
-    mavenLocal()
-    mavenCentral()
-  }
+    }
+    repositories {
+        mavenLocal()
+        mavenCentral()
+    }
 }