Update README.md
Merge branch 'develop'

* develop:
  Made separate insert line operation for with and without indent.
  Fix bug pasting in visual line mode
  Implement paragraph
  Implement g; for #363
  Minor change to :menucmd   Change the command name  to :xcmenucmd   Caseinsensitive match for title   Fix crash when specify a title name for 'Menu holder' (Menu whose action is submenuAction:)   Update FeatureList.md
  Add <C-w><C-w> supprt. Fix #411
  Merge Pull Requst #493 and impl support numeric arg
  Use CTRL-W w to cycle through editors. Fixes #411
  allow windows style line endings in the .xvimrc
  Fix #489
  Fix #485
  Fix #463 Prevent infinite keymapping (":nmap n nzz" cauesd a mapping "n" to "nnnnnnnnn....zz")
  not nil , but obj item
  add method -menucmd:inWindow;
  Add test case for #216
  Add time in debug log
  Fix #475
  Fix to build under case sensitive file system properly. Fix #469
Update README.md
Update README.md
Support repeating 'p','P' command
Fix #508