Fix travis releases

Author: layus

.travis.yml

@@ -43,6 +43,10 @@ script:
   - make VERBOSE=1
 deploy:
   provider: releases
-  file: build/mozart2-*-Source.zip
+  skip_cleanup: true
+  on:
+    tags: true
+  file_glob: true
+  file: mozart2-*-Source.zip
   api_key:
     secure: GxwttdinweSfTeSkWu3aSp//AGT/ew4iyEUaLxh8nDeVRpAHEPBtMhgF25zoP6JLfhlEAOW7+5Gmomk1a/k+VQQWbFbod3jSSUIH/4gafEN7MVgy3Ma1NEWqViSC7IH/DDIhMzHAttznDOA2nWzoV1nyDpUydM8wvs3VK2N2wEI=