Run autogen.sh, not configure, in travis-ci

.travis.yml

@@ -7,6 +7,7 @@ install:
   - sudo apt-get install libfreetype6-dev   # for font fallbacks
   - sudo apt-get install libglib2.0-dev     # for tests / utils
   - sudo apt-get install libcairo2-dev      # for utils
+script: ./autogen.sh && make && make test
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