Update readme to include detail on how to get diagnostics.

Logger usage related update
Add links for Fiddler
<a href='#crh-start'></a><a href='#crh-data-%7B%22processed%22%3A%20%5B%22https%3A//github.com/AzureAD/azure-activedirectory-library-for-android/pull/316%23discussion_r21485867%22%2C%20%22https%3A//github.com/AzureAD/azure-activedirectory-library-for-android/pull/316%23discussion_r21485902%22%2C%20%22https%3A//github.com/AzureAD/azure-activedirectory-library-for-android/pull/316%23discussion_r21486170%22%5D%2C%20%22comments%22%3A%20%7B%22Pull%20c2dac8885a83004236317ad21bfe910fe12a9f2d%20README.md%2062%22%3A%20%7B%22html_url%22%3A%20%22https%3A//github.com/AzureAD/azure-activedirectory-library-for-android/pull/316%23discussion_r21485867%22%2C%20%22comments%22%3A%20%5B%7B%22body%22%3A%20%22Were%20you%20going%20to%20fix%20this%20Debug%20level%20thing%3F%20%20%22%2C%20%22created_at%22%3A%20%222014-12-08T21%3A11%3A57Z%22%2C%20%22user%22%3A%20%7B%22avatar_url%22%3A%20%22https%3A//avatars.githubusercontent.com/u/4307330%3Fv%3D3%22%2C%20%22html_url%22%3A%20%22https%3A//github.com/RandalliLama%22%7D%7D%5D%2C%20%22title%22%3A%20%22File%3A%20README.md%3AL284-355%22%7D%2C%20%22Pull%20c2dac8885a83004236317ad21bfe910fe12a9f2d%20README.md%2067%22%3A%20%7B%22html_url%22%3A%20%22https%3A//github.com/AzureAD/azure-activedirectory-library-for-android/pull/316%23discussion_r21485902%22%2C%20%22comments%22%3A%20%5B%7B%22body%22%3A%20%22Can%20you%20add%20something%20in%20the%20logging%20section%20about%20how%20to%20send%20the%20log%20entries%20to%20the%20debug%20output%20so%20that%20they%20can%20be%20seen%20while%20debugging%2C%20and%20also%20so%20that%20they%20can%20be%20cut%20and%20paste%20in%20to%20a%20file%20easily.%22%2C%20%22created_at%22%3A%20%222014-12-08T21%3A12%3A35Z%22%2C%20%22user%22%3A%20%7B%22avatar_url%22%3A%20%22https%3A//avatars.githubusercontent.com/u/4307330%3Fv%3D3%22%2C%20%22html_url%22%3A%20%22https%3A//github.com/RandalliLama%22%7D%7D%5D%2C%20%22title%22%3A%20%22File%3A%20README.md%3AL284-355%22%7D%2C%20%22Pull%20c2dac8885a83004236317ad21bfe910fe12a9f2d%20README.md%2035%22%3A%20%7B%22html_url%22%3A%20%22https%3A//github.com/AzureAD/azure-activedirectory-library-for-android/pull/316%23discussion_r21486170%22%2C%20%22comments%22%3A%20%5B%7B%22body%22%3A%20%22How%20about%20saying%20something%20like%3A%5Cr%5Cn%5Cr%5Cn%60%60%60Messages%20can%20be%20written%20to%20a%20file%20a%20customer%20log%20file%20as%20seen%20below.%20%20Unfortunately%2C%20there%20is%20no%20standard%20way%20of%20getting%20logs%20from%20a%20device.%20%20There%20are%20some%20services%20that%20can%20help%20you%20with%20this.%20%20You%20can%20also%20invent%20your%20own%2C%20such%20as%20sending%20the%20file%20to%20a%20server.%60%60%60%22%2C%20%22created_at%22%3A%20%222014-12-08T21%3A16%3A13Z%22%2C%20%22user%22%3A%20%7B%22avatar_url%22%3A%20%22https%3A//avatars.githubusercontent.com/u/4307330%3Fv%3D3%22%2C%20%22html_url%22%3A%20%22https%3A//github.com/RandalliLama%22%7D%7D%5D%2C%20%22title%22%3A%20%22File%3A%20README.md%3AL284-355%22%7D%7D%7D'></a>
<a href='https://www.codereviewhub.com/'><img src='http://www.codereviewhub.com/site/github-bar.png' height=40></a>
- [ ] <a href='#crh-comment-Pull c2dac8885a83004236317ad21bfe910fe12a9f2d README.md 62'></a> <img src='http://www.codereviewhub.com/site/github-remaining.png' height=16 width=60>&nbsp;<b><a href='https://github.com/AzureAD/azure-activedirectory-library-for-android/pull/316#discussion_r21485867'>File: README.md:L284-355</a></b>
- <a href='https://github.com/RandalliLama'><img border=0 src='https://avatars.githubusercontent.com/u/4307330?v=3' height=16 width=16'></a> Were you going to fix this Debug level thing?
- [ ] <a href='#crh-comment-Pull c2dac8885a83004236317ad21bfe910fe12a9f2d README.md 67'></a> <img src='http://www.codereviewhub.com/site/github-remaining.png' height=16 width=60>&nbsp;<b><a href='https://github.com/AzureAD/azure-activedirectory-library-for-android/pull/316#discussion_r21485902'>File: README.md:L284-355</a></b>
- <a href='https://github.com/RandalliLama'><img border=0 src='https://avatars.githubusercontent.com/u/4307330?v=3' height=16 width=16'></a> Can you add something in the logging section about how to send the log entries to the debug output so that they can be seen while debugging, and also so that they can be cut and paste in to a file easily.
- [ ] <a href='#crh-comment-Pull c2dac8885a83004236317ad21bfe910fe12a9f2d README.md 35'></a> <img src='http://www.codereviewhub.com/site/github-remaining.png' height=16 width=60>&nbsp;<b><a href='https://github.com/AzureAD/azure-activedirectory-library-for-android/pull/316#discussion_r21486170'>File: README.md:L284-355</a></b>
- <a href='https://github.com/RandalliLama'><img border=0 src='https://avatars.githubusercontent.com/u/4307330?v=3' height=16 width=16'></a> How about saying something like:
```Messages can be written to a file a customer log file as seen below.  Unfortunately, there is no standard way of getting logs from a device.  There are some services that can help you with this.  You can also invent your own, such as sending the file to a server.```


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<a href='#crh-end'></a>
adding instructions about debugging and logcat.