Migrated the plugin code to use emacsclientw instead of gnuserve
- Increased version to 1.3.0
- Added version to JavaDoc in changed files for migration to emacsclientw
- Added new migrated jar to repo
- Updated README
Added last step in README explaining how to enable the server mode in Emacs.
Merge pull request #2 from remigius42/master

Migration to emacsclient