Add Crashlytics crash reporting

Update encrypted files

refs #7

Author: hameno

.travis.yml

@@ -1,6 +1,6 @@
 language: android
 before_install:
-- openssl aes-256-cbc -K $encrypted_dbdccdaa27ba_key -iv $encrypted_dbdccdaa27ba_iv
+- openssl aes-256-cbc -K $encrypted_3526efccafd4_key -iv $encrypted_3526efccafd4_iv
   -in release.jks.enc -out release.jks -d
 - openssl aes-256-cbc -K $encrypted_3526efccafd4_key -iv $encrypted_3526efccafd4_iv
   -in app/src/debug/google-services.json.enc -out app/src/debug/google-services.json -d