Env tokens removed from travis yaml

Token stored under the settings of the repo on Travis CI website

.travis.yml

@@ -32,12 +32,6 @@ notifications:
   flowdock:
     secure: VteCDhr47oT0S2kST2s755cYJMVZachfn+utiPAasqxTiaFb+ZpxB7jR9Dt6BTIyPTkxfVYGpfJv8+6sM72ezQNETu6XmwCatQvVIQ8S5jdSb5uW6jv+0bcZbyBfK+D6xzEG/yBjy6UZGdwhYDmf+aUd1RR1GAzl6BBDtvRP3Vk=
 
-env:
-  global:
-  - secure: aC1Z9lbous/dOTOCNhGGjz0mrhRFCTTpSwZyqlEQmkheEOkJhclhQRoecyADwsRKlGwOb1CSwmyuz5rjtd1MqbP8dpBKJwbJEgkezGCk75QokIdrPGV+zyNdcVYPvZgBXytiERIRxYmiL/rqVUWOELDvPI35LowolF1b5ENgzlg=
-  - secure: FxVF7Khh7biG235ruvv7e5DfoasJM7hZrpzdycO24PqZhbQm5MpEoGEotbhaGxksFj4a0xePmZjFI9/GN87AD1HJ+IRqB8hC1yQXQoPM5UY6dqj9Gm14qr3D+6xUmjFbWdKotYz/mq9alT//tLr9Uf3qFxDHfk0B7o8qr8LpwKs=
-    #Jyry's OAuth token that can access public repositories
-  - secure: kJl3EvJ0SxmDm7DOv27nYSXfgaVmtXEsHVHwkst5+ZDX5ErBpRpLlmJfww1yMRHGllrY5qxNu8453mLhPHePW1j5ovqZdZiTK8Gsp+J9lvkWZa2FUk80IqLW6rb5cufnOwAywmgGiqZHPCusi4LKetEwsb/xKIAqak64FGBfLXw=
-
+# travis-sphinx requires an OAuth token, this is stored under the settings of the Pebbles repo on Travis CI website.
 after_success:
 - travis-sphinx --branches=master deploy