fix: add script to compute version in CI server based on latest tag

Author: fernandoespinosa

.teamcity/compute-version.sh

@@ -0,0 +1,8 @@
+#!/bin/bash
+
+TAG_VERSION=`git describe --abbrev=0 $BUILD_VCS_NUMBER --tags`
+GIT_HASH_SHORT=${BUILD_VCS_NUMBER:0:7}
+
+echo "##teamcity[buildNumber '$TAG_VERSION-$GIT_HASH_SHORT.$BUILD_NUMBER']"
+
+exit 0