Customize option shiftwidth for filetype xml
Customize option softtabstop for filetype xml
Install plugin changes as submodule
Install plugin nrrwrgn as submodule
Install plugin plexer as submodule
Install plugin surround as submodule
Install plugin notes as submodule
Add patterns for notes
Update installation-instructions for notes
Customize global variable g:notes_directory
Customize global variable g:notes_suffix
Install plugin mark
Create directory snippets
Create file python.snippets
Add snippet pdb
Add snippet doc
Add list of resources
Add function RemoveTrailingWhitespace
Change autocommand for event BufWritePre

Change autocommand for event BufWritePre to call function
RemoveTrailingWhitespace.
Add function RemoveTrailingBlankLines