readme: Add shields for license and nightly docker date

diff --git a/README.markdown b/README.markdown
index 9e0943a2cd58a20e52f6d94014419b06ae999a3f..bba80589112ba43b84573a0fb7f6c71b8cbacf4e 100644 (file)
--- a/README.markdown
+++ b/README.markdown
@@ -5,7 +5,9 @@ Gitblit is an open source, pure Java Git solution for managing, viewing, and ser
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 More information about Gitblit can be found [here](http://gitblit.com).\r
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-<a href='https://github.com/gitblit/gitblit/releases/latest'><img src='https://img.shields.io/badge/dynamic/json?color=9cf&label=Download&query=%24.name&url=https%3A%2F%2Fapi.github.com%2Frepos%2Fgitblit%2Fgitblit%2Freleases%2Flatest'></a>\r
+<a href='https://github.com/gitblit/gitblit/releases/latest' title='Download'><img alt='download badge' src='https://img.shields.io/badge/dynamic/json?color=9cf&label=Download&query=%24.name&url=https%3A%2F%2Fapi.github.com%2Frepos%2Fgitblit%2Fgitblit%2Freleases%2Flatest'></a>\r
+<a title='nightly docker' href='https://hub.docker.com/layers/gitblit/gitblit/nightly/images/sha256-4bb3771046b572ae75a17445f0702ce4a33a940b1086fd52e2a4bbe70900145b'><img alt='nightly docker badge' src='https://img.shields.io/badge/dynamic/json?color=2496ed&label=Nightly Docker&query=%24.tag_last_pushed&cacheSeconds=43200&url=https%3A%2F%2Fhub.docker.com%2Fv2%2Frepositories%2Fgitblit%2Fgitblit%2Ftags%2Fnightly'></a>\r
+![License](https://img.shields.io/github/license/gitblit/gitblit?color=%23f29024)\r
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 License\r
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