Made first pass at point object.
Added simple Makefile.
Made simple creators and destroyers for lines.
Added *.o to gitignore.
Added simple circle creators/destroyers.
Added basic curve impl.
doc typo
Started interface for spiral and helix.
Added autotool-required meta data files.
Added autotool config files.
Added general paleo header file.
Added INSTALL readme.
Finished setting up autotools and tests.
Removed old Makefile.
Started minor restructuring.

Added common/ for common objects like a point and a stroke.
.gitignore update.
Update to configure.ac.

Changes to make sure that the common/ paleo/ split still builds (almost there).
Changed "point.h" to "common/point.h" in paleo.
Added other, smaller point types.
Started filling out common dir.