Excluded all non "oauth_" parameters from the signature for multipart requests.

Discovered issue when attempting to post to Twitter with media attached.
Per Twitter docs (https://dev.twitter.com/docs/uploading-media) oauth
should be handled differently in this scenario.
Revert "Excluded all non "oauth_" parameters from the signature for multipart requests."

This reverts commit 178ad4d8821ad8b2b51019acee613180a1c8ac4f.
Excluded all non "oauth_" parameters from the signature for multipart requests.

Redid previous commit to omit log files that were included accidentally.

Also (hopefully?) fixed formatting.
Prevent object is null or undefined exception when the request returns an unexpected type before deserializing (type for which no handler is defined)
Merge pull request #490 from Naliath/master

Prevent object is null or undefined exception when deserializing a response
Merge pull request #488 from esthereisner/master

Excluded all non "oauth_" parameters from the signature for multipart re...