Increased stable version to 0.1.5

README.rst

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-.. image:: https://img.shields.io/badge/docs-stable-yellow.svg
-   :target: https://www.idiap.ch/software/bob/docs/bob/bob.devtools/stable/index.html
+.. image:: https://img.shields.io/badge/docs-v0.1.5-yellow.svg
+   :target: https://www.idiap.ch/software/bob/docs/bob/bob.devtools/v0.1.5/index.html
 .. image:: https://img.shields.io/badge/docs-latest-orange.svg
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-.. image:: https://gitlab.idiap.ch/bob/bob.devtools/badges/master/coverage.svg
-   :target: https://gitlab.idiap.ch/bob/bob.devtools/commits/master
+.. image:: https://gitlab.idiap.ch/bob/bob.devtools/badges/v0.1.5/build.svg
+   :target: https://gitlab.idiap.ch/bob/bob.devtools/commits/v0.1.5
+.. image:: https://gitlab.idiap.ch/bob/bob.devtools/badges/v0.1.5/coverage.svg
+   :target: https://gitlab.idiap.ch/bob/bob.devtools/commits/v0.1.5
 .. image:: https://img.shields.io/badge/gitlab-project-0000c0.svg
    :target: https://gitlab.idiap.ch/bob/bob.devtools
 .. image:: https://img.shields.io/pypi/v/bob.devtools.svg

version.txt

-0.1.5b0
+0.1.5
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