censor: remove meaningless explanation about .hgcensored
There is no code path handling ".hgcensored" in Mercurial source tree.
This meaningless explanation may make users misunderstand about
censor.
--- a/hgext/censor.py Wed Apr 29 23:07:34 2015 +0900
+++ b/hgext/censor.py Thu Apr 30 03:39:39 2015 +0900
@@ -17,12 +17,6 @@
* Licensed data/code/libraries for which the license has expired
* Personally Identifiable Information or other private data
-Censored file revisions are listed in a tracked file called .hgcensored stored
-in the repository root. The censor command adds an entry to the .hgcensored file
-in the working directory and commits it (much like ``hg tag`` and .hgtags). The
-censored file data is then replaced with a pointer to the new commit, enabling
-verification.
-
Censored nodes can interrupt mercurial's typical operation whenever the excised
data needs to be materialized. Some commands, like ``hg cat``/``hg revert``,
simply fail when asked to produce censored data. Others, like ``hg verify`` and