deploy on tag. strip version from artifacts

Author: MykolaGolubyev

.travis.yml

@@ -1 +1,10 @@
- language: java
+language: java
+deploy:
+  provider: releases
+  api_key:
+    secure: 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
+  file: webtau-dist/target/dist-webtau.zip
+  skip_cleanup: true
+  on:
+    repo: twosigma/webtau
+    tags: true

webtau-dist/assembly.xml

@@ -16,14 +16,17 @@
 
 <assembly>
     <id>webtau</id>
+
     <formats>
         <format>zip</format>
     </formats>
+
     <dependencySets>
         <dependencySet>
             <unpack>false</unpack>
             <scope>runtime</scope>
             <outputDirectory>lib</outputDirectory>
+            <outputFileNameMapping>${artifact.artifactId}.${artifact.extension}</outputFileNameMapping>
         </dependencySet>
     </dependencySets>