Added link to StackOverflow questions related to python-requests. This should be the default support way for the library, as clearly most questions are supposed to be programming related.

Signed-off-by: Sorin Sbarnea <sorin.sbarnea@citrix.com>
Merge pull request #1556 from ssbarnea/master

Added link to StackOverflow questions related to python-requests. This s...
Add link to Contributor Friendly tag

Add note that I'm willing to help anyone who is looking to submit a pull request
Merge pull request #1566 from sigmavirus24/update_readme

Add link to Contributor Friendly tag in README
Improved content encoding detection.

get_encodings_from_content() can now detect HTML in-document content
encoding declarations in the following formats:

 - HTML5
 - HTML4
 - XHTML 1.x served with text/html MIME type
 - XHTML 1.x served as XML

Ref: http://www.w3.org/International/questions/qa-html-encoding-declarations
Merge pull request #1575 from jparise/content-encoding

Improved content encoding detection.
Adding myself to the list of contributors.
Merge pull request #1578 from jparise/jparise-authors

Adding myself to the list of contributors.
Clarify timeout behavior in quickstart doc
Fix typo in Timeouts doc
Merge pull request #1579 from yang/patch-1

Clarify timeout behavior in quickstart doc
Fixed persistence spelling
Merge pull request #1587 from kracekumar/patch-1

Fixed persistence spelling
minor typo: Fix requests spelling
Merge pull request #1591 from sayanchowdhury/patch-1

minor typo: Fix requests spelling