Add function RemoveTrailingWhitespace
Change autocommand for event BufWritePre
Add function RemoveTrailingBlankLines
Add autocommand for event BufWritePre
Change function RemoveTrailingBlankLines
Change function RemoveTrailingWhitespace
Change function JumpToLastPosition
Rename file .exrc to exrc
Rename file .vimrc to vimrc
Rename file .gvimrc to gvimrc