Fix travis badge URL

Repository moved from dotcloud to docker

Signed-off-by: Ben Firshman <ben@firshman.co.uk>

Docker-DCO-1.1-Signed-off-by: Ben Firshman <ben@firshman.co.uk> (github: bfirsh)
Merge pull request #283 from bfirsh/fix-travis-badge

Fix travis badge URL
Added a timeout to the https ping

For those not using https who might have it firewalled, this request without a timeout causes significant delay. Adding a moderately generous timeout shouldn't affect anyone negatively, but will make things a bit nicer otherwise.
Merge pull request #285 from silarsis/patch-1

Added a timeout to the https ping
Adding units specification to mem_limit variable
Adding value verifications for mem_limit string representation
Fixing styling issues
Adding tests for mem_limit string conversion + adding default unit
Resolves #101, don't use pinned dependencies.

Signed-off-by: Daniel Nephin <dnephin@gmail.com>
Merge pull request #288 from dnephin/unpin_deps

Don't use pinned dependencies
Merge pull request #287 from leonidlm/feature/adding-memory-limit-string-support

Adding units specification to mem_limit variable
Wrap response socket for platform compatibility.