colorsvn: Fix for case-sensitive filesystems

Use the correct case for the ChangeLog file.

Also add size to checksums, remove double space in notes, and tweak
variables in post-destroot block.

textproc/colorsvn/Portfile

@@ -4,6 +4,7 @@ PortSystem          1.0
 
 name                colorsvn
 version             0.3.3
+revision            1
 categories          textproc
 license             GPL-2+
 maintainers         nomaintainer
@@ -20,7 +21,8 @@ homepage            http://colorsvn.tigris.org
 master_sites        http://colorsvn.tigris.org/files/documents/4414/49311
 
 checksums           rmd160  45cdbf3c4af5a54e78de6971c3428d9196615cf7 \
-                    sha256  db58d5b8f60f6d4def14f8f102ff137b87401257680c1acf2bce5680b801394e
+                    sha256  db58d5b8f60f6d4def14f8f102ff137b87401257680c1acf2bce5680b801394e \
+                    size    107961
 
 post-patch {
     reinplace {/^confdir=/s|/etc|$(sysconfdir)|} $worksrcpath/Makefile.in
@@ -31,13 +33,13 @@ post-patch {
 configure.args-append --mandir=${prefix}/share/man
 
 post-destroot {
-    set docdir ${destroot}${prefix}/share/doc/${name}
-    xinstall -d $docdir
-    xinstall -m 644 -W $worksrcpath COPYING CREDITS Changelog $docdir
+    set docdir ${prefix}/share/doc/${subport}
+    xinstall -d ${destroot}${docdir}
+    xinstall -m 0644 -W ${worksrcpath} COPYING CREDITS ChangeLog ${destroot}${docdir}
 }
 
 notes "
-If you have subversion installed from macports, change \
+If you have subversion installed from macports, change\
 ${prefix}/etc/colorsvnrc to contain 'svn: ${prefix}/bin/svn'
 Also, verify your terminal's \$TERM is listed in the colorsvrc file.
 "