Corrected copy and paste typos in Travis CI configuration

Author: pdavidc

.travis.yml

@@ -14,7 +14,7 @@ jdk:
 
 before_script:
   # Decrypt the keystore used to sign the Web Start distribution
-  - 'if [[ -n "${$encrypted_1799be77f389_key}" ]]; then openssl aes-256-cbc -K "${$encrypted_1799be77f389_key}" -iv "${$encrypted_1799be77f389_iv}" -in keystore.tar.enc -out keystore.tar -d && tar -xf keystore.tar; fi'
+  - 'if [[ -n "${encrypted_1799be77f389_key}" ]]; then openssl aes-256-cbc -K "${encrypted_1799be77f389_key}" -iv "${encrypted_1799be77f389_iv}" -in keystore.tar.enc -out keystore.tar -d && tar -xf keystore.tar; fi'
   # Use xvfb to run tests that require a GUI
   - "export DISPLAY=:99.0"
   - "sh -e /etc/init.d/xvfb start"