Remove .travis.yml deploy section

Deploy will be done locally for now given security concerns with CI
servers and certificates.

.travis.yml

@@ -29,26 +29,6 @@ before_script:
 script:
   - npm test
 
-before_deploy:
-  - pip install --user awscli
-  - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then
-      export CERTIFICATE_P12=Certificate.p12;
-      echo $CERTIFICATE_OSX_P12 | base64 --decode > $CERTIFICATE_P12;
-      export KEYCHAIN=etcher.keychain;
-      security create-keychain -p travis $KEYCHAIN;
-      security default-keychain -s $KEYCHAIN;
-      security unlock-keychain -p travis $KEYCHAIN;
-      security set-keychain-settings -t 3600 -u $KEYCHAIN;
-      security import $CERTIFICATE_P12 -k $KEYCHAIN -P $CERTIFICATE_PASSWORD -T /usr/bin/codesign;
-    fi
-
-deploy:
-  provider: script
-  script: make upload-$TRAVIS_OSX_NAME
-  on:
-    repo: resin-io/etcher
-    tags: true
-
 notifications:
   email: false
   webhooks: