supervisor: bump to version 3.1.3

And also add a hash file.

Signed-off-by: Vicente Olivert Riera <Vincent.Riera@imgtec.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/supervisor/supervisor.hash

@@ -0,0 +1,2 @@
+# Locally calculated
+sha256 e32c546fe8d2a6e079ec4819c49fd24534d4075a58af39118d04367918b3c282  supervisor-3.1.3.tar.gz

package/supervisor/supervisor.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-SUPERVISOR_VERSION = 3.0a12
+SUPERVISOR_VERSION = 3.1.3
 SUPERVISOR_SITE = http://pypi.python.org/packages/source/s/supervisor
 SUPERVISOR_LICENSE_FILES = LICENSES.txt
 SUPERVISOR_SETUP_TYPE = setuptools