Update to TFKit version "0.0.0+master.g94744f5"

A first version that is versioned

utils/tfkit/runtests

@@ -2,6 +2,7 @@
 # ffoo test framework
 # See LICENSE file for copyright and license details.
 
+export TF_VERSION="0.0.0+master.g94744f5"
 
 die() {
     echo "$@" && exit 9
@@ -13,15 +14,17 @@ export TF_SUITE="${TF_SUITE:-tests}"
 export TF_ARTIFACTS="${TF_ARTIFACTS:-tfkit-artifacts}"
 export TF_COLLECT="${TF_COLLECT:-auto}"
 
-. "$TF_DIR/include/harness.sh" \
- || die "cannot import harness; is TF_DIR set properly?: $TF_DIR"
-
 
 usage() {
     echo "usage: $(basename "$0") [-c|-C] [-t tests_re] [-s subtest_re] [-p binpath] [-v] [-d]" >&2
     exit 2
 }
 
+version() {
+    echo "TFKit (A trivial test kit) $TF_VERSION"
+    exit 0
+}
+
 while true; do case "$1" in
     -c|--collect)           TF_COLLECT=always; shift ;;
     -C|--no-collect)        TF_COLLECT=never; shift ;;
@@ -30,8 +33,13 @@ while true; do case "$1" in
     -p|--prefix)            export PATH="$(readlink -f "$2")/bin:$PATH"; shift 2 ;;
     -d|--debug)             export TF_DEBUG=true; shift ;;
     -v|--verbose)           export TF_VERBOSE=true; shift ;;
+    --version)              version ;;
+    --version-semver)       echo "$TF_VERSION"; exit 0 ;;
     "") break ;;
     *)  usage ;;
 esac done
 
+. "$TF_DIR/include/harness.sh" \
+ || die "cannot import harness; is TF_DIR set properly?: $TF_DIR"
+
 time tf_run_tests