mercurial: update to 4.9.1

- bump version to 4.9.1

devel/mercurial/Portfile

@@ -7,7 +7,7 @@ PortGroup           bitbucket 1.0
 name                mercurial
 # don't forget to update dependents for mercurial:
 # port echo rdepends:mercurial and \( name:hg or name:mercurial \) | grep -v 'py[[:digit:]]'
-version             4.9
+version             4.9.1
 categories          devel python
 license             GPL-2+
 maintainers         nomaintainer
@@ -29,9 +29,9 @@ long_description    Mercurial is a fast, lightweight Source Control Management \
 homepage            http://www.mercurial-scm.org
 platforms           darwin
 master_sites        https://www.mercurial-scm.org/release/
-checksums           rmd160  bc8e47451a25be0f431262318cb2c3c84503b764 \
-                    sha256  0f600c5c7e44d4318bedc1754a70b920f7ecd278e4089b0f6ac96f460c012f06 \
-                    size    7075692
+checksums           rmd160  4be4ff74ee183936b52774dfeeb9ab02df70e25b \
+                    sha256  1bdd21bb87d1e05fb5cd395d488d0e0cc2f2f90ce0fd248e31a03595da5ccb47 \
+                    size    7076867
 
 depends_build       port:py27-docutils