Fix travis requirements install ...

pip requires --user flag when installing executables outside of sudo context

Travis: fix the latest breakage - use group: ...

See https://blog.travis-ci.com/2017-08-29-trusty-image-updates

Correct travis coverage reporting

Post coverage details on coveralls and link to them in readme

Unify configuration testing and the travis command

Convert memap tests to pytest style

Rework config_test to use py.test

Start collecting coverage data in travis

Change gcc-arm-none-eabi package name in Travis

Update gcc-arm-embedded PPA in Travis ...

* ppa:terry.guo/gcc-arm-embedded has been deprecated in favor of ppa:team-gcc-arm-embedded/ppa
* this also means switching from 4.9.3.2015q3 to 6-2017q2

Travis: fix install phase - not use sudo

Assert that assembler files are named correctly in travis

Check for IAR libraries as well

Improve error output of bad lib CI test

Simplify doxygen and libfile checks

Document odd bits of the travis config

Add check for correct library naming to CI

Check for no warnings in travis

Enforce device_name is valid in targets.json ...

Add a CI test ensure that device_name exists inside the pack index.

Added equeue tests to travis CI

Adding check to Travis for exporter support matrix

Added build_api tests to travis

Merge pull request #2834 from bridadan/memap-consolidate ...

[tools] Making memap output consistent across output formats

Added property based regression test to travis

Adding memap tests and adding to travis ci

Add pylint testing to Travis

Add the toolchain api test to the travis CI ...

I would like to test that the Toolchains API remains stable. Therfore,
I have added a test to the travis CI that checks that each exposed
toolchain class implements the API that the mbedToolchain base class
uses to compile.

Adding config tests to travis script

Further changes to reflect workspace_tools to tools rename

Travis - remove install sh script ...

travis.yaml file - add before install, print versions of tools we use