Btest

* Improving console output. (Robin Sommer)

- When showing a progress message, always clear to end of line
to delete any content that a previous, longer message may
have left.

- Ensure to turn the cursor back on at exit.

* Configure Travis CI email recipients and build branches. (Daniel
Thayer)

* Add a .travis.yml file. (Daniel Thayer)

* Fix a bug when setting base dir using a relative path. Addresses
BIT-1892. (Daniel Thayer)

* Improve testing of setting a non-default base directory. (Daniel
Thayer)

* Fix "btest -R" to preserve sorted output ordering. (Daniel Thayer)

* Add more tests to "doc.test". (Daniel Thayer)

* Tweak -A|--show-all to use only coloring, not cursor navigation.
(Christian Kreibich)

* Fix the doc.test. (Daniel Thayer)

* Improve the console.test and document "--show-all" option. (Daniel
Thayer)

* Added documentation of the "--show-all" option. (Daniel Thayer)

* Allow multiple TEST-DOC keywords in a test file. (Daniel Thayer)