Make URL scheme for CC-Menu more explicit

Had some issues setting up a closed source project w/ CC-Menu and think that this is clearer
Merge pull request #114 from krschultz/gh-pages

Make URL scheme for CC-Menu more explicit
Various s3 documentation fixes
Merge pull request #123 from Joshua-Anderson/s3-acl

Various s3 documentation fixes
Fix unclosed highlight tag
Merge pull request #125 from bendrucker/fix-unclosed-tag

Fix unclosed highlight tag
Update link to Erlang Rebar repo.

New canonical repo is at https://github.com/rebar/rebar .
Merge pull request #127 from parkr/patch-1

Update link to Erlang Rebar repo.
Update Go version
Move section on using a specific version of ElasticSearch to databse-setup
add Python 3.4 to code examples

As Python 3.4 is supported version, I think it should be included in the code examples too.
Merge pull request #132 from marek-sezemsky/patch-1

add Python 3.4 to code examples
Add known issues about `travis encrypt-file` command
Merge branch 'gh-pages' of github.com:travis-ci/docs-travis-ci-com into gh-pages