3672: If "0C"(in HEX) character in diff file, what been uploaded, then RB change it to newline, and its crashes the viewdiff

goli****@gmai***** (Google Code) (Is this you? Claim this profile.)
Nov. 17, 2014
2916
What version are you running?
2.0.11

What's the URL of the page containing the problem?
It's an internal page, i can't link it.

What steps will reproduce the problem?
1. A reviewrequest exists
2. Upload a new diff within the special character 
 ("0C" in HEX)
3. In diffview, the file not showing

What is the expected output? What do you see instead?
The expected output is to show the difference in viewdiff.

What operating system are you using? What browser?
Windows 7, Firefox/Chrome/IE8

Please provide any additional information below.
In the diff file what we uploading contains the 
 special character ("0C" in HEX) but when we download from RB it contains a new line where the special character was, and its corrupt the diff patch file.

In the RB's error dump (/tmp/reviewboard.ABC123/thefiles.diff), the special character also replaced to a new line character

Example
In the file we upload:
+
/***********/

In the file we can download:
+
/***********/
david
#1 david