auto merge of #5777 : lucab/rust/lucab/doc/misc, r=thestinger

A non-code PR to put the AUTHORS.txt file in the released tarball and to update the copyright terms in the rustc manpage as per post-dual-licensing.

Author: bors

man/rustc.1

@@ -170,5 +170,5 @@ See \fBAUTHORS.txt\fR in the rust source distribution. Graydon Hoare
 <\fI[email protected]\fR> is the project leader.
 
 .SH "COPYRIGHT"
-This work is licensed under MIT-like terms.  See \fBLICENSE.txt\fR
-in the rust source distribution.
+This work is dual-licensed under Apache 2.0 and MIT terms.  See \fBCOPYRIGHT\fR
+file in the rust source distribution.

mk/dist.mk

@@ -18,6 +18,7 @@ PKG_FILES := \
     $(S)COPYRIGHT                              \
     $(S)LICENSE-APACHE                         \
     $(S)LICENSE-MIT                            \
+    $(S)AUTHORS.txt                            \
     $(S)README.md                              \
     $(S)configure $(S)Makefile.in              \
     $(S)man                                    \