Automatic artifact upload upon successful Travis build (ClearVolume#10)

* Updated Travis config with secrets for Maven repository upoad
* Update gradle build file with Maven uploadArchives task

Author: skalarproduktraum

.travis.yml

@@ -1,5 +1,24 @@
 language: java
+
+env:
+  global:
+    - secure: "xhpbLZhcuxAXKezhw6aKvNoBUsSy4R3wIGSJdb36iD5SayvetHR6nFjly544arxmFqTsVrv0D2KyzpmSUEVDzeh0BED7T8S2LUopMt/n4aykxN+4F4jJAEZuuY00jfdxdrWCB/GsI3taOOTgTiLZIo3B3DMD8DJgZdfWFrvsn4Q="
+    - secure: "dLqjHRNgn3iBDBhXknPOQa9CUfvQai4vMNx5U3mEuGMpORcQNFgaq1HPquOXsmLhfU7b6tsNp9sBZxdCaI9475dvEMrWi8qrh5/DSUdukdLa+uWmRDG8WxFdLNpvjrwFYeqCbPqTpZQAxfg6KhP4WTLlmsAeO5nT6EGeBRg9IWk="
+
 script: "gradle build"
+
 jdk:
   - oraclejdk8
+  
 install: gradle assemble --stacktrace
+
+before_cache:
+  - rm -f $HOME/.gradle/caches/modules-2/modules-2.lock
+
+cache:
+  directories:
+    - $HOME/.gradle/caches/
+    - $HOME/.gradle/wrapper/
+    
+after_success:
+    - gradle uploadArchives -Plocal=true

build.gradle

@@ -213,14 +213,15 @@ if(hasProperty('bintray_user') && hasProperty('bintray_key') )
 	}
 }
 
-
-
-
-
-
-
-
-
-
-
-
+uploadArchives {
+    repositories {
+        mavenDeployer {
+            repository(url: "http://maven.imagej.net/content/repositories/releases") {
+                authentication(userName: "$System.env.CI_DEPLOY_USERNAME", password: "$System.env.CI_DEPLOY_PASSWORD")
+            }
+            snapshotRepository(url: "http://maven.imagej.net/content/repositories/snapshots") {
+                authentication(userName: "$System.env.CI_DEPLOY_USERNAME", password: "$System.env.CI_DEPLOY_PASSWORD")
+            }
+        }
+    }
+}