First argument to build.sh is now version tag

build.sh

@@ -1,5 +1,11 @@
 #!/bin/sh
 
+echo "Set exit on simple errors"
+set -e
+
+echo "Use dumb gradle terminal"
+export TERM=dumb
+
 echo "Clean dist"
 rm -rf dist
 mkdir dist
@@ -25,6 +31,11 @@ cp LICENSE dist/package/LICENSE
 cp LICENSE.md dist/package/LICENSE.md
 cp README.md dist/package/README.md
 cp package.json dist/package/package.json
+if [ "$1" ]
+then
+  echo "Suffix package.json's version with tag: $1"
+  sed -i.bak 's/\(\"version\"\:[[:space:]]*\"[^\"]*\)\"/\1-'$1'"/g' ./dist/package/package.json
+fi
 
 echo "NPM pack"
 cd dist/package