CookieJar logic lives in httpRaw

The purpose of this is to not overload the meaning of
'redirectCount'. Cookie handling should be consistent regardless
of redirections.
Added cookie jar example to the introduction
Merge pull request #1 from exbb2/patch-2

Added cookie jar example to the introduction
Renaming initialCookieJar to cookieJar
initialCookieJar -> cookieJar merge conflict
Moving internal cookie functions to Internal
Requerying the time after a response is received
Allowing a user to disable cookie handling

Set the Request's cookieJar to Nothing and we won't touch any
Cookie header you specify
Merge pull request #99 from litherum/redirectcount

CookieJar logic lives in httpRaw