Added help for git
issue: remaining days fix

Use Time.now, instead of reported date (#32)
Source-code cleaning

- Removed extra \n at end of files
- Removed unncessary whitespace
Finishing documentation changes.
Merge remote-tracking branch 'origin/master' into GH35_help_missing_from_some_interfaces

Conflicts:
	lib/wlog/ui/git_ui.rb
Re-adding a line I failed to save.
Fix minor conflic on log_entry.rb