eliminate some warnings
turn off remappings by deafult
wg-restore-associated-buffers nil by default
make settings a bit easier

- use ~/.emacs_workgroups as a default wg-file
- wg-restore-associated-buffers is nil by default
- desktop-save-mode removed
easy install + autocreate first workgroup

- installation - just activate WG
- changed some default variables (prefix key, session file, morph)
- automatically create first workgroup
reduce spaces in code blocks
fixed typo