Merge pull request #84 from abdulrauf/master

travis script fix
Check if table exists.
Merge remote-tracking branch 'origin/master' into 3.0
Merge pull request #85 from abdulrauf/master

nav tree fix
Merge pull request #88 from abdulrauf/master

S3 - mixin fixes for TV
Merge branch 'master' of https://github.com/Gluttonberg/core