Merge remote-tracking branch 'origin/master'

Author: Daniel Bustamante Ospina

README.md

@@ -10,28 +10,27 @@ The first approach to this work was to release a very simple abstractions and a
 To include all (API and implementation):
 ```groovy
     repositories {
-      mavenCentral()
-      maven { url "https://dl.bintray.com/reactive-commons/maven-artifacts" }
+      jcenter()
     }
 
     dependencies {
-      compile 'org.reactivecommons:async-commons:0.0.1-alpha1'
+      compile 'org.reactivecommons:async-commons:0.0.3-beta1'
     }
 ```
 
 To include only domain events API:
 
 ```groovy
     dependencies {
-      compile 'org.reactivecommons:domain-events-api:0.0.1-alpha1'
+      compile 'org.reactivecommons:domain-events-api:0.0.3-beta1'
     }
 ```
 
 To include only async commons API:
 
 ```groovy
     dependencies {
-      compile 'org.reactivecommons:async-commons-api:0.0.1-alpha1'
+      compile 'org.reactivecommons:async-commons-api:0.0.3-beta1'
     }
 ```