Travis: Try to escape 's

.travis.yml

@@ -29,11 +29,11 @@ notifications:
       secure: 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
 
 install:
-  -  ./gradlew buildSdk
+  - ./gradlew buildSdk
   - cd jdks
   - ./download-jdks.sh
   - cd ../
-  - '[ -z "$TRAVIS_TAG" ] && [ "$TRAVIS_PULL_REQUEST" == "false" ] && ant -Dstorepass="$NBM_SIGN_PASS" hudson-nightly | awk '{printf("."); fflush(stdout)}' || :'
+  - '[ -z "$TRAVIS_TAG" ] && [ "$TRAVIS_PULL_REQUEST" == "false" ] && ant -Dstorepass="$NBM_SIGN_PASS" hudson-nightly | awk \'{printf("."); fflush(stdout)}\' || :'
   - '[ -z "$TRAVIS_TAG" ] && [ "$TRAVIS_PULL_REQUEST" == "false" ] && scp -rp -i nbproject/private/www-updater.key build/updates/* [email protected]:/var/www/updates/nightly/3.1/plugins || :'
   
 #script: