message: Fix an issue with the release process
diff: @@ -53,7 +53,7 @@ git checkout $COMMIT
  CURRENT_RELEASE_MAJOR=`echo "${VERSION}" | sed "s/v//g"`
  PREVIOUS_VERSION=v`expr ${CURRENT_RELEASE_MAJOR} - 1`
  -CURRENT_PRERELEASE_MINOR=`git ls-remote --tags | grep pre-${VERSION} | tail -1 | sed "s/.*pre-${VERSION}\.//g"`
  +CURRENT_PRERELEASE_MINOR=`git ls-remote --tags | grep pre-${VERSION} | sed "s/.*pre-${VERSION}\.//g" | sort -n | tail -1`
  GITHUB_URL="https://api.github.com/repos/lynckia/licode"
  SHORT_GIT_HASH=`echo ${COMMIT} | cut -c -7`
  