ci: factor out common code

scripts/ci/sounds-en-us-callie.sh

@@ -1,23 +1,11 @@
 #!/bin/bash
 ##### -*- mode:shell-script; indent-tabs-mode:nil; sh-basic-offset:2 -*-
 
-src_repo="$(pwd)"
-
-if [ ! -d .git ]; then
-  echo "error: must be run from within the top level of a FreeSWITCH git tree." 1>&2
-  exit 1;
-fi
-
-if [ -z "$1" ]; then
-  echo "usage: ./scripts/ci/rpmbuilder.sh MAJOR.MINOR.MICRO[.REVISION] BUILD_NUMBER" 1>&2
-  exit 1;
-fi
-
-ver="$1"
-major=$(echo "$ver" | cut -d. -f1)
-minor=$(echo "$ver" | cut -d. -f2)
-micro=$(echo "$ver" | cut -d. -f3)
+sdir="."
+[ -n "${0%/*}" ] && sdir="${0%/*}"
+. $sdir/common.sh
 
+eval $(parse_version "$1")
 build="$2"
 
 cd rpmbuild/SOURCES