Bump version to 3

- Add description to each project
- Add .sh files to test and package

src/package.sh

@@ -0,0 +1,13 @@
+#!/bin/bash
+
+echo --- Package Common library
+dotnet pack Common/BitBadger.Documents.Common.fsproj -c Release
+cp Common/bin/Release/BitBadger.Documents.Common.*.nupkg .
+
+echo --- Package PostgreSQL library
+dotnet pack Postgres/BitBadger.Documents.Postgres.fsproj -c Release
+cp Postgres/bin/Release/BitBadger.Documents.Postgres.*.nupkg .
+
+echo --- Package SQLite library
+dotnet pack Sqlite/BitBadger.Documents.Sqlite.fsproj -c Release
+cp Sqlite/bin/Release/BitBadger.Documents.Sqlite.*.nupkg .