Respect the editor.autoIndent option when pasting

Signed-off-by: Nathan Sobo <nathan@github.com>
Don't auto-indent current line when pasting after non-whitespace characters

Signed-off-by: Nathan Sobo <nathan@github.com>
Base suggested indent level on previous non-blank row

Signed-off-by: Nathan Sobo <nathan@github.com>
Provide separate config option for auto-indent on paste

This way, this option (`autoIndentOnPaste`) can be turned off for
indentation-sensitive languages like coffeescript.
Add description to 'editor.autoIndent' config option
Remove extra blank line
Update description of 'autoIndent' config option
Merge pull request #4192 from atom/mb-auto-indent-on-paste

Add auto-indent when pasting