Removed colon from when statements.
Add Exporter class, register with SketchUp
Check Ruby version for encoding
Show RUBY_VERSION on command-line
Re-indent to 2 spaces
Use less pager on command-line
Indent to 2 spaces
Added -p prettyprint option on command-line
Hardcoded Simplex font for now
Added comments describing mtext formt codes
Cleanup text and mtext code
Fix bug returning incorrect entities for blocks
Default encoding to Windows-1252
Remove debugging output
Upgrade to dxf2ruby v0.1.0