Drop install: false (#174)

This is equivalent to what we had before; run the default install commands.

Author: puneetbehl

.travis.yml

@@ -32,4 +32,3 @@ env:
   - secure: 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
   - secure: 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
 script: "./travis-build.sh"
-install: false