Add debug declaration to macro.
Fix never removing blank lines from EOF.

- #8
Fix point moving if after blanks.

- fixes #5
Add customization for virtual space preservation.

- #9
Clear buffer-modified-p only when necessary.

- #9
Clean up end marker.
Use (1- end) to hack around highlight-changes bug.

- fixes #7
Bump version, run checkdoc.
Fix package problems; bump version to 0.3.