cl-journal 0.3.1

With this release cl-journal no longer depends on git for anything.

Changes since 0.2.2:

• new command, that accepts a name and just opens editor with file named YYYY-MM-dd-name.md for now.
• hard dependency on git was removed, login is stored in db now
• support for journal field for posts to publish to specific communities
• added last command to open system editor with last published file