Minor documentation updates

- Update COPYING to the current copy of the LPGL-2.1 license from
   common-licences (only difference is some indentation).
 - Remove mixed tabs/spaces in CONTRIBUTING
 - Make INSTALL fit on 79 cols.

Signed-off-by: Stéphane Graber <stgraber@ubuntu.com>
Acked-by: Serge E. Hallyn <serge.hallyn@ubuntu.com>

CONTRIBUTING

@@ -1,5 +1,5 @@
 
-	Contributing to this project
+        Contributing to this project
         ----------------------------
 
 
@@ -81,7 +81,6 @@ By making a contribution to this project, I certify that:
 
 then you just add a line saying
 
-	Signed-off-by: Random J Developer <random@developer.org>
+    Signed-off-by: Random J Developer <random@developer.org>
 
-using your real name (sorry, no pseudonyms or anonymous
-contributions.)
+using your real name (sorry, no pseudonyms or anonymous contributions.)

COPYING

@@ -1,5 +1,5 @@
-		  GNU LESSER GENERAL PUBLIC LICENSE
-		       Version 2.1, February 1999
+                  GNU LESSER GENERAL PUBLIC LICENSE
+                       Version 2.1, February 1999
 
  Copyright (C) 1991, 1999 Free Software Foundation, Inc.
  51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
@@ -10,7 +10,7 @@
  as the successor of the GNU Library Public License, version 2, hence
  the version number 2.1.]
 
-			    Preamble
+                            Preamble
 
   The licenses for most software are designed to take away your
 freedom to share and change it.  By contrast, the GNU General Public
@@ -112,7 +112,7 @@ modification follow.  Pay close attention to the difference between a
 former contains code derived from the library, whereas the latter must
 be combined with the library in order to run.
 
-		  GNU LESSER GENERAL PUBLIC LICENSE
+                  GNU LESSER GENERAL PUBLIC LICENSE
    TERMS AND CONDITIONS FOR COPYING, DISTRIBUTION AND MODIFICATION
 
   0. This License Agreement applies to any software library or other
@@ -432,7 +432,7 @@ decision will be guided by the two goals of preserving the free status
 of all derivatives of our free software and of promoting the sharing
 and reuse of software generally.
 
-			    NO WARRANTY
+                            NO WARRANTY
 
   15. BECAUSE THE LIBRARY IS LICENSED FREE OF CHARGE, THERE IS NO
 WARRANTY FOR THE LIBRARY, TO THE EXTENT PERMITTED BY APPLICABLE LAW.
@@ -455,7 +455,7 @@ FAILURE OF THE LIBRARY TO OPERATE WITH ANY OTHER SOFTWARE), EVEN IF
 SUCH HOLDER OR OTHER PARTY HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
 DAMAGES.
 
-		     END OF TERMS AND CONDITIONS
+                     END OF TERMS AND CONDITIONS
 
            How to Apply These Terms to Your New Libraries
 
@@ -500,5 +500,3 @@ necessary.  Here is a sample; alter the names:
   Ty Coon, President of Vice
 
 That's all there is to it!
-
-

INSTALL

@@ -10,8 +10,8 @@ unlimited permission to copy, distribute and modify it.
 Basic Installation
 ==================
 
-Briefly, the shell commands `./autogen.sh; ./configure; make; make install' should
-configure, build, and install this package.  The following
+Briefly, the shell commands `./autogen.sh; ./configure; make; make install'
+should configure, build, and install this package.  The following
 more-detailed instructions are generic; see the `README' file for
 instructions specific to this package.