Fix 'scheme-indent-function' to indent s-expressions starting with a keyword
properly, like this:

(#:foo 1
 #:bar 2)

instead of like this:

(#:foo 1
       #:bar 2)

The fix is made by Mark H Weaver <mhw@netris.org>:
<http://www.netris.org/~mhw/scheme-indent-function.el>

--- a/lisp/progmodes/scheme.el
+++ b/lisp/progmodes/scheme.el
@@ -494,6 +494,12 @@ indentation."
                         (> (length function) 3)
                         (string-match "\\`def" function)))
                (lisp-indent-defform state indent-point))
+              ((and (null method)
+                    (> (length function) 1)
+                    ;; The '#' in '#:' seems to get lost, not sure why
+                    (string-match "\\`:" function))
+               (let ((lisp-body-indent 1))
+                 (lisp-indent-defform state indent-point)))
               ((integerp method)
                (lisp-indent-specform method state
                                      indent-point normal-indent))
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<div class='path'>path: <a href='/guix/log/?id=a31e2f1a56ed0495698ad0355db7f6caef3cc8b3'>root</a>/<a href='/guix/log/.dir-locals.el?id=a31e2f1a56ed0495698ad0355db7f6caef3cc8b3'>.dir-locals.el</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/.dir-locals.el?id=a31e2f1a56ed0495698ad0355db7f6caef3cc8b3&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2017-01-28 18:55:20 +0100'>2017-01-28</span></td><td><a href='/guix/commit/.dir-locals.el?id=f9704f179a5160013c4a401dce3761714bba8e72'>Add (guix memoization).</a><span class='msg-avail'>...<span class='msg-tooltip'>* guix/combinators.scm (memoize): Remove.
* guix/memoization.scm: New file.
* Makefile.am (MODULES): Add it.
* gnu/packages.scm, gnu/packages/bootstrap.scm,
guix/build-system/gnu.scm, guix/build-system/python.scm,
guix/derivations.scm, guix/gnu-maintenance.scm,
guix/import/cran.scm, guix/import/elpa.scm,
guix/modules.scm, guix/scripts/build.scm,
guix/scripts/graph.scm, guix/scripts/lint.scm,
guix/store.scm, guix/utils.scm: Adjust imports accordingly.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2016-10-04 16:37:59 +0200'>2016-10-04</span></td><td><a href='/guix/commit/.dir-locals.el?id=afb325d84227fe84adda60c03a9015d7473c0b85'>Set Emacs config variable sentence-end-double-space.</a><span class='msg-avail'>...<span class='msg-tooltip'>Users using a non-English environment may have set this to `nil´, which
leads to fill-paragraph removing the second space.

* .dir-locals.el: Set sentence-end-double-space to true.

Signed-off-by: Ludovic Courtès &lt;ludo@gnu.org&gt;
</span></span></td><td>Hartmut Goebel</td></tr>
<tr><td><span title='2016-07-19 00:07:12 +0200'>2016-07-19</span></td><td><a href='/guix/commit/.dir-locals.el?id=721539026dda02e58addbb618f2102b31a2927f8'>Add (guix zlib).</a><span class='msg-avail'>...<span class='msg-tooltip'>* guix/zlib.scm, tests/zlib.scm: New files.
* Makefile.am (MODULES): Add guix/zlib.scm.
(SCM_TESTS): Add tests/zlib.scm.
* m4/guix.m4 (GUIX_LIBGCRYPT_LIBDIR): New macro.
* configure.ac (LIBGCRYPT_LIBDIR): Use it.  Define and substitute
'LIBZ'.
* guix/config.scm.in (%libz): New variable.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2016-07-12 22:47:08 +0200'>2016-07-12</span></td><td><a href='/guix/commit/.dir-locals.el?id=0bb9929eaa3f963ae75478e789723f9e8582116b'>gexp: Add 'with-imported-modules' macro.</a><span class='msg-avail'>...<span class='msg-tooltip'>* guix/gexp.scm (&lt;gexp&gt;)[modules]: New field.
(gexp-modules): New procedure.
(gexp-&gt;derivation): Use it and append the result to %MODULES.
Update docstring to mark #:modules as deprecated.
(current-imported-modules, with-imported-modules): New macros.
(gexp): Pass CURRENT-IMPORTED-MODULES as second argument to 'gexp'.
(gexp-&gt;script): Use and honor 'gexp-modules'; define '%modules'.
* tests/gexp.scm ("gexp-&gt;derivation &amp; with-imported-modules")
("gexp-&gt;derivation &amp; nested with-imported-modules")
("gexp-modules &amp; ungexp", "gexp-modules &amp; ungexp-splicing"):
New tests.
("program-file"): Use 'with-imported-modules'.  Remove #:modules
argument to 'program-file'.
* doc/guix.texi (G-Expressions): Document 'with-imported-modules'.
Mark #:modules of 'gexp-&gt;derivation' as deprecated.
* emacs/guix-devel.el: Add syntax for 'with-imported-modules'.
(guix-devel-keywords): Add it.
* .dir-locals.el: Likewise.
</span></span></td><td>Ludovic Courtès</td></tr>