Support query parameters for couchdb changes.

Query parameters can now be used to query the changes feed, see
http://wiki.apache.org/couchdb/HTTP_database_API#Changes for further
details.
Fix stale queries

Stale queries didn't work as the argument value was json_encoded
and thus not recognized as being "ok" or "update_ok" by CouchDB.
This change introduces an exception just for the 'stale' argument.
[couchdb#74] Fix compaction not sending Content-Type
Fix GH-12
Merge pull request #10 from radmiraal/fix-stale-queries

Fix stale queries
Merge pull request #6 from p7s1digital/support-parameters-for-changes-api

Support query parameters for couchdb changes.
Merge branch 'master' of github.com:doctrine/couchdb-client
Add branch alias for 1.0-DEV, fixes GH-11
Fix error, closes GH-7
Add .travis.yml
Add README.md
corrected exception messages of Result class
added getter for total_rows information on view results
Merge pull request #13 from denderello/result-exceptions

Corrected exception messages of Result class
Merge pull request #14 from denderello/result-getters

Added getter for total_rows information on view results
Update PHPDoc
Merge pull request #15 from ROMOPAT/patch-1

Update PHPDoc
Update PHPDoc
Update PHPDoc
Update PHPDoc