Added version command and constant variables

sos-git.sh

@@ -1,4 +1,7 @@
 #!/bin/bash
+function setConstant() {
+	export "SOSGIT_VERSION=13"
+}
 function getDefaultConfiguration() {
 	# SOSGIT_CONFIGVERSION=5
 	# # sos-git configuration\n
@@ -282,6 +285,7 @@ loadUserConfiguration
 doSystemSetup
 doUserSetup
 doRepositorySetup
+setConstant
 function translateRepo() {
 	export "SOSGIT_EXITSTRING=${SOSGIT_REPOS}/$1"
 }
@@ -406,6 +410,7 @@ elif [ "$1" == "help" ]; then
 	echo "        remrepo <repository>"
 	echo "        selfupdate"
 	echo "        upstream <repository> <branch>"
+	echo "        version"
 	exit 0
 elif [ "$1" == "helpextend" ]; then
 	echo "<required> [optional]"
@@ -427,6 +432,7 @@ elif [ "$1" == "helpextend" ]; then
 	echo "remrepo    | <repository>               | remove a cloned repository"
 	echo "selfupdate |                            | update sos-git"
 	echo "upstream   | <repository> <branch>      | push new changes and set branch upstream"
+	echo "version    |                            | returns version string"
 elif [ "$1" == "build" ]; then
 	if [ "$2" == "" ]; then
 		argumentMissing
@@ -635,6 +641,9 @@ elif [ "$1" == "history" ]; then
 	else
 		noRepoFound "$2"
 	fi
+elif [ "$1" == "version" ]; then
+	echo "sos-git $SOSGIT_VERSION"
+	echo "config $SOSGIT_CONFIGVERSION"
 else
 	argumentMissing
 fi